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Assessment - General Survey

Apr 02, 2018

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    Jarvis Chapter 9

    GENERAL SURVEY

    The general survey is a study of the whole person, covering the general health state and any

    obvious physical characteristics. It is an introduction for the physical examination that will follow; it

    should give an overall impression, a gestalt, of the person.

    Begins during the interview or when you first meet the client.

    Provides clues to guide the nurse during later assessment of body

    regions and systems.

    GENERAL SURVEY

    Uses the following senses:

    Vision

    Hearing

    Smell

    GENERAL SURVEY COMPONENTS

    Physical Appearance

    Mental Status

    Mobility

    Behavior

    Signs of Distress

    Vital Signs

    Height and Weight

    GENERAL SURVEY: PHYSICAL PRESENCE

    Stated Age versus Apparent Age

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    Age- The person appears his or her stated age.

    [Appears older than stated age, as with chronic illness, chronic alcoholism]

    Sex- Sexual development is appropriate for gender and age.

    [Delayed or precocious-(unusually low age) puberty]

    General Appearance

    Level of consciousness- The person is alert and oriented, attends to your questions and

    responds appropriately.

    [Confused, drowsy, lethargic]

    Skin color- Color tone is even, pigmentation varying with genetic background, skin is intact

    with no obvious lesions.

    [Pallor, cyanosis, jaundice, erythema]

    Facial features- Facial features are symmetric with movemement.

    [Immobile, masklike, asymmetric, drooping]

    No signs of acute distress are present.

    [Cardiac or respiratory signs-diaphoresis, clutching the chest, shortness of breath, wheezing

    / Pain indicated by facial grimace, holding body part]

    BODY STRUCTURE

    Symmetry- Body parts look equal bilaterally and are in relative proportion to each other.

    [Unilateral atrophy or hypertrophy. Asymmetric location of a body part]

    Posture- The person stands comfortably erect as appropriate for age. Note the normal

    plumb line through anterior ear, shoulder, hip, patella, ankle. Exceptions are the aging

    person who may be stooped with kyphosis-(curvature in the thoracic spine).

    [Rigid spine and neck; moves as one unit, e.g. arthritis]

    [Shoulders slumped; looks deflated, e.g. depression]

    Posistion- The person sits comfortably in a chair or examination table, arms relaxed at sides,

    head turned to the examiner.

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    [Tripod-leaning forward with arms braced on chair; occurs with chronic pulmonary disease]

    [Sitting straight up and resists lying downs, e.g., congestive heart failure]

    [Curled up in fetal position, e.g., acute abdominal pain]

    Body build, contour- Proportions are:

    1. Arm span (fingertip to fingertip) equals height.

    2. Body length from crown to pubis roughly equal to length from pubis to sole.

    Obvious physical deformities- not any congenital or acquired defects.

    [Elongated arm span, arm span greater than height, e.g. Marfans syndrome hypogonadism]

    [Missing any extremities or digits, webbed digits, shortened limb]

    Body Fat

    Nutrition- The weight appears within normal range for height and body build; body fat

    distribution is even.

    [Cachetric-(loss of weight), emaciated-(abnormally thin or weak). Simple obesity, with

    even distribution]

    [Centripetal (truncal) obesity- fat concentrated in face, neck, trunk, with thin extremities,

    as in Cushs syndrome-(hyperadrenalism)]

    Stature

    Stature- The height appears within normal range for age, genetic heritage

    [Excessively short or tall]

    Motor activity

    Gait- Normally, the base is as wide as the shoulder width; foot placement is accurate; the

    walk is smooth, even, and well-balanced; and associated movements, such as symmetricarm swing are present.

    [Exceptionally wide base. Staggered, stumbling]

    [Shuffling, dragging, nonfunctional leg. Limping with injury]

    [Propulsion- trouble stopping]

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    Range of motion- Note full mobility for each joint and that movement is deliberate,

    accurate, smooth, and coordinated.

    [Limited joint range of motion]

    [Paralysis- absent movement]

    [Movement jerky, uncoordinated]

    No involuntary movement.

    [Tics, tremors, seizures]

    Body and Breath odors

    GENERAL SURVEY: PSYCHOLOGICAL PRESENCE

    Dress, Grooming, and Personal Hygiene

    Dress- Clothing is appropriate of weather, persons culture, & age. Clean & fits the body.

    [Clothing too large and held up by belt suggests weight loss, as does the addition of new

    holes in the belt. Clothing too tight may indicate obesity or ascites (excess fluid in the

    membranes that line the abdomen and abdominal organs)]

    [Consistent wear of certain clothing may provide clues; long sleeves may conceal needle

    marks of drug abuse or thin arms of anorexia; Velcro fasteners instead of buttons may

    indicate chronic motor dysfunction]

    Grooming and Personal Hygiene- The person appears clean and groomed appropriately

    for his or her age, occupation, and socioeconomic group.

    Hair is groomed, brushed. Womens makeup is appropriate for age and culture.

    (In a previously carefully groomed woman, unkempt hair and absent makeup may indicate

    malaise or illness.]

    Mood and Manner

    Mood and Affect- The person is comfortable and cooperative with the examiner and

    interacts pleasantly.

    [Hostile, distrustful, suspicious, crying]

    Speech

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    Speech- Articulation (the ability to form words) is clear and understandable.

    [Dysarthria (difficulty speaking) and dysphagia (difficulty swallowing)]

    (Speech defect, monotone, garbled speech)

    (Extremes of few words or of constant talking)

    Facial Expressions

    Facial Expression- The person maintains eye contact, expressions are appropriate to the

    situation. (Note expressions but while the face is at rest and while the person is talking)

    [Flat, depressed, angry, sad, anxious]

    [However, anxiety is common in ill people. Also, some people smile when they are

    anxious]

    GENERAL SURVEY: DISTRESS

    Labored breathing, wheezing or cough, or labored speech.

    Painful facial expressions, sweating, or physical protection of painful

    area.

    Serious or life-threatening occurrences.

    Signs of emotional distress or anxiety.

    GENERAL SURVEY: Measurement

    Weight

    Weight-

    [An unexplained weight loss may be a sign of a short-term illness, e.g., fever, infection,

    disease of the mouth or throat, or a chronic illness e.g., endocrine disease, malignancy,

    depression, anorexia nervosa, bulimia]

    Balance scale that has been calibrated

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    BMI

    BMI:

    [Weight gain usually is due to excessive caloric intake; occasionally it is due to endocrine

    disorders, drug therapy (e.g., corticosteroids), or depression]

    BMI CLASSIFICATIONS FOR ADULTS:

    Underweight:

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    production (from metabolism, exercise, food digestion, external factors) with heat loss

    (through radiation, evaporation of sweat, convection, conduction).

    [The thermostat function of the hypothalamus may become scrambled during illness or central

    nervous system disorders]

    Influences on temperature

    Diurnal cycle- of 1 1.5F, with the trough occurring early in the morning hours

    and the peak occurring late afternoon to early morning.

    Menstrual cycle- Progesterone secretion, occurring with ovulation at midcycle

    causes a 0.5 to 1.0 F rise in temperature that continues until menses.

    Exercise- Moderate to hard exercise increases body temperature.

    Age- Wider normal variation occur in the infant and yound child due to less

    effective heat control mechanisms. In older adults, temperature is usually lower

    than in other age-groups, with a mean of 36.2 C (97.2 F).

    [Hyperthermia, or fever, is caused by pyrogens secreted by toxic bacteria during infections or

    from tissue breakdown such as that following myocardial infarction, trauma, surgery, or

    malignancy. Neurologic disorders (e.g., a cerebral vascular accident, or surgery) also can reset

    brains thermostat at a higher level, resulting in heat production and conservation.]

    [Hypothermia is usually due to accidental, prolonged exposure to cold. It also may be

    purposefully induced to lower the bodys oxygen requirements during heart or peripheral

    vascular surgery, neurosurgery, amputation, or gastrointestinal hemorrhage.]

    Routes of temperature measurement

    Oral- Accurate and convenient. The oral sublingual site has a rich blood supply

    from the carotid arteries that quickly responds to changes in inner core

    temperature.

    Electronic thermometer- has advantages of swift and accurate measurement

    as well as safe, unbreakable, disposable probe covers.

    Axillary

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    Rectal- take only when other routes are not practical.

    [comatose or confused persons, for persons in shock, or for those who

    cannot close the mouth bc of breathing or oxygen tubes, wired mandible,

    or other facial dysfunction]

    Wear gloves an insert a lubricated rectal probe cover on an electric thermometer

    only 2-3cm (1 inch) into the adult rectum, directed toward the umbilicus. (For a

    glass thermometer leave in for 2.5 min.) Disadvantages to the rectal route are

    patient discomfort and the time-consuming and disruptive nature of the activity.

    Tympanic membrane thermometer- senses infrared emissions of the

    tympanic membrane (eardrum). The tympanic membrane shares the same

    vascular supply as the hypothalamus (the internal carotid artery); thus it is an

    accurate measurement of core temperature.

    -The tympanic membrane thermometer is a noninvasive, nontraumatic device that

    is extremely quick and efficient.

    -The probe tip has the shape of an otoscope.

    -Gently place the covered probe tip in the persons ear canal and aim the infrared

    beam at the tympanic membrane.

    -Do not occlude the canal.

    -Activate the device, read the temperature in 2 to 3 seconds.

    -This thermometer is used with unconscious patients or with those in emergency

    departments, recovery areas, and in labor and delivery units.

    -Current evidence is conflicting; some studies do not support use of tympanic

    membrane thermometry in critically ill patients. This device yields measures that

    agree closely with core temperature, but accuracy can be affected by diaphoresis in

    patients.

    GENERAL SURVEY: Vital Signs

    Pulse

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    -With every beat, the heart pumps an amount of blood-the stroke volume- into the aorta.

    This is about 70ml in the adult. The force flares the arterial walls and generates a pressure

    wave, which is felt in the periphery as the pulse.

    - Count for 30 seconds & multiply by 2.

    -If rate is irregular, count for a full minute.

    Assess the pulse, including:

    (1) rate

    (2) rhythm

    (3) force

    Stroke volume

    - The amount of blood pumped by the left ventricle of the heart in one contraction.

    (The stroke volume is not all the blood contained in the left ventricle; normally, only

    about two-thirds of the blood in the ventricle is expelled with each beat.)

    Technique of measurement

    -Using the pads of your first 3 fingers, palpate the radial pulse at the flexor aspect

    of the wrist laterally along the radius done. If rhythm is regular:

    - Count for 30 seconds & multiply by 2.

    -If rate is irregular, count for a full minute.

    Rate

    -In the adult at physical and mental rest, the normal resting heart range is 50 to 90

    beats per minute (bpm). Normal rate for age group-The rate normally varies with age, being more rapid in infancy ad childhood and more

    moderate during adult and older years.

    -The rate also varies with gender; after puberty, females have a slightly faster rate than

    males. Bradycardia/Tachycardia

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    -In the adult, a resting heart rate less than 50 bpm is bradycardia.

    Heart rates in the 50s/min occur normally in the well-trained athlete whose heart muscle

    develops along with the skeletal muscles. The stronger, more efficient heart muscle

    pushes out a larger stroke volume with each beat, thus requiring fewer bpm to maintain

    a stable cardiac output.

    -A more rapid resting heart rate, over 90 bpm, is tachycardia.

    Rapid rates occur normally with anxiety or with increased exercise to match the bodys

    demand for increased metabolism.

    [Tachycardia occurs with fever, sepsis, and following myocardial infarction.]

    Rhythm

    - The rhythm of the pulse normally has an even tempo. Sinus arrhythmia- However, one irregularity that is commonly found in children and young adults is sinus

    arrhythmia.(Usually not life threatening, referred to as a normal variation in the

    beating of your heart; normal condition)

    -Here the heart rate varies with the respiratory cycle, speeding up at the peak of

    inspiration and slowing to normal with expiration. Inspiration momentarily causes a

    decreased stroke volume from the left side of the heart; to compensate, the heart rate

    increases.

    Force

    -The force of the pulse shows the strength of the hearts stroke volume.

    -A weak, thread pulse reflects decreased stroke volume (e.g., as occurs with

    hemorrhagic shock).

    -A full, bounding pulse denotes an increased stroke volume (e.g., as with anxiety,

    exercise, and some abnormal conditions).

    -The pulse score is recorded using a 3-point scale:

    3+ ->Full, bouding

    2+ ->Normal

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    1+ ->Weak, thread

    0 ->Absent

    Elasticity-?

    GENERAL SURVEY: Vital Signs

    Respirations

    -Normally a persons breathing is relaxed, regular, automatic, and silent.

    Technique of measurement

    -Because most people are unaware of their breathing, do not mention that you willbe counting the respirations, bc sudden awareness may alter the normal pattern.

    -Instead, maintain your position of counting the radial pulse and unobtrusively

    count the respirations.

    -Count for 30 seconds or a full minute if you suspect an abnormality.

    Normal rate for age group

    -Resp rates are normally more rapid in infants and children

    -Neonate: 30-40 bmp

    -1 yr: 20-40

    2 yr: 25-32

    8-10 yr: 20-26

    12-14 yr: 18-22

    16 yr: 12-20

    Adult: 10-20

    Ratio of pulse rate to respiratory rate should be approximately

    4:1

    -A fairly constant ratio of pulse rate to respiratory rate exists, which is about 4:1.

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    -Normally, both pulse and respiratory rates rise as a response to

    exercise or anxiety.

    GENERAL SURVEY: Vital Signs

    BLOOD PRESSURE

    -Blood pressure is the force of the blood pushing against the side of its container, the

    vessel wall.

    -The strength of the push changes with the event in the cardiac cycle.

    -The systolic pressure is the maximum pressure felt on the artery during left ventricular

    contraction, or systole.

    -The diastolic pressure is the elastic recoil, or resting, pressure that the blood exertsconstantly between each contraction.

    -The pulse pressure is the difference between the systolic and diastolic pressures and

    reflects the stroke volume.

    [-The mean arterial pressure (MAP) is the pressure forcing blood into the tissues,

    averaged over the cardiac cycle.

    -This is not an arithmetic average of systolic and diastolic pressures bc diastoliclasts longer. Rather, it is a value closer to diastolic pressure plus one-third the pulse

    pressure.]

    GENERAL SURVEY: Vital Signs

    Influences on blood pressure

    Age-Normally, a gradual rise occurs through childhood and into the adult years.

    Race- In the US, an African American adults BP is often higher than that of a whiteperson of the same age. The incidence of hypertension is Twice as high in African

    Americans as in whites.

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    Weight- BP is higher in obese persons than in persons of normal weight of the same

    age (including adolescents).

    Emotions- The BP momentarily rises with fear, anger, and pain as a result of

    stimulation of the sympathetic nervous system.

    Sex- Before puberty, no difference exists between males and females. After puberty,

    females usually show a lower BP reading than do male counterparts. After menopause,

    BP in females is higher than in males.

    Diurnal rhythm- A daily cycle of a peak and a trough occurs; the BP climbs to a high

    in late afternoon or early evening and then declines to an early morning low.

    Exercise- Increasing activity yields a proportionate increase in BP. Within 5 minutes of

    terminating the exercise, the BP normally returns to baseline.

    Stress- The BP is elevated in persons feeling continual tension bc of lifestyle,

    occupational stress, or life problems.

    GENERAL SURVEY: Vital Signs

    Physiologic factors controlling blood pressure

    -The level of BP is determined by 5 factors:

    Cardiac output- If the heart pumps more blood into the container, (i.e., the bloodvessels), the pressure on the container walls increase.

    Peripheral vascular resistance- Is the opposite to blood flow through the

    arteries. When the container becomes smaller (e.g., with constricted vessels), the

    pressure needed to push the contents becomes greater.

    Volume of circulating blood- Refers to how tightly the blood is packed into the

    arteries. Increasing the contents in the container increases the pressure.

    Viscosity- The thickness of blood is determined by its formed elements, the blood

    cells. When the contents are thicker, the pressure increases.

    Elasticity of vessel walls- When the container walls are stiff and rigid, thepressure needed to push the contents increases.

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    *Study p.137 Fig 9-5 for Factors Controlling BP Condition

    The cuff size is important; using a cuff that is too narrow yields a falsely high BP bc it

    takes extra pressure to compress the artery.

    Arm Pressure

    -A comfortable relaxed person yields a valid blood pressure. Many people are anxious at the

    beginning of an examination; allow at least a 5-min rest before measuring the BP. Then take

    two or more BP measurements separated by 2 min.

    -For each person, verify BP in both arms once, either on admission or for the first complete

    physical examination. It is not necessary to continue to check both arms for screening or

    monitoring.

    -Occasionally a 5- to 10-mm Hg difference may occur in BP in the two arms (if values are

    different, use the higher value) and is due to artifact or to subtle differences in technique.

    (A reproducible difference in the two arms of more than 10 to 15 mm Hg may indicate arterial

    obstruction on the side with the lower reading.)

    -The person may be lying or sitting, arm at heart level. Feet should be flat on floor bc BP has a

    false high measurement when legs are crossed versus uncrossed!!!

    --Palpate the brachial artery, which is located just above the antecubital fossa, medial to the

    biceps tendon. With the cuff deflated, center it about 2.5 cm (1 inch) above the brachial artery

    and wrap it evenly.

    --Now palpate the brachial or radial artery. Inflate cuff until the artery pulsation is obliterated

    and then 20 to 30 mm Hg beyond. This will avoid missing an auscultatory gap, which is a period

    when Korotkoff sounds disappear during auscultation.

    [An auscultatory gap occurs in about 5% of people, most often in hypertension caused by a

    noncompliant arterial system.]

    -Deflate cuff quickly and completely; then wait 15 to 30 seconds before reinflating so that the

    blood trapped in the veins can dissipate.

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    -Place the bell of the stethoscope over the site of the brachial artery, making a light but airtight

    seal.

    -The diaphragm endpiece is usually adequate, but the bell is designed to pick up low-pitched

    sounds such as the sounds of a blood pressure ready.

    -Rapidly inflate the cuff to the maximal inflation level you determined.

    -Then deflate the cuff slowly & evenly, about 2 mm Hg per heartbeat.

    *Note the point at which you hear the first appearance of sound, the muffling of sounds, and

    the final disappearance of sound.

    These are phases I, IV, and V of Kortkoff sounds, which are the compenents of a BP

    reading.

    -Hypotension, abnormally low BP.

    -Hypertension- abnormally high BP.

    Orthostatic (or Postural) Vital Signs

    Take serial measurements of pulse and BP when

    (1) you suspect volume depletion

    (2) when the person is known to have hypertension or is taking antihypertensive

    meds

    (3) when the person reports fainting , or- syncope

    Have the person rest supine for 2 to 3 min, take baseline readings of pulse and BP, and then

    repeat the measurements with the person sitting and then standing. For the person who is too

    weak or dizzy to stand, assess supine and then sitting with legs dangling.

    -When the position is changed from supine to standing, normally a slight descrease (less than

    10 mm Hg) in systolic pressure may occur.

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    [Orthostatic hypotension, a drop in systolic pressure of more than 20 mm Hg or orthostatic

    pulse increases of 20 bpm or more occurs with a quick change to a standing position. These

    changes are due to abrupt peripheral vasodilation without a compensatory increase in cardiac

    output. Orthostatic changes also occur with prolonged bedrest, older age, hypovolemia-

    (diminished volume of blood circulating in the body), and some drugs.]

    -Record BP by using even numbers. Also record the persons position, the arm used, and the

    cuff size if different from the standard adult cuff.

    -Record the pulse rate and rhythm, noting whether the pulse is regular.

    The Aging Adult

    GENERAL SURVEY

    Physical appearance- By the eighth and ninth decades, body contour is sharper, with more

    angular facial features, and body proportions are redistributed.

    Posture- A general flexion occurs by the eight or ninth decade.

    Gait- Older adults often use a wider base to compensate for diminished balance, arms may be

    held out to help balance, and steps may be shorter uneven.

    MEASUREMENT

    -Weight

    The aging person appears sharper in contour with more prominent bony landmarks than the

    younger adult. Body weight decreases during the 80s and 90s. This factor is more evident in

    males, perhaps bc of greater muscle shrinkage. The distribution of fat also changes during the

    80s and 90s. Even with good nutrition, subcutaneous fat is lost from the face and periphery (esp

    the forearms), whereas additional fat is deposited on the abdomen and hips .

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    This change in fat distribution and loss in muscle mass can affect the BMI interpretation

    in the older adult. For any given BMI, an older adult has more fat tissue than lean tissue when

    compared with a younger adult. As an aging person becomes shorter, the BMI reflecting the

    shorter height may overestimate the body fat content.

    However, these factors do not affect the validity of BMI classification in order to

    monitor the persons weight status.

    -Height

    By their 80s & 90s, many people are shorter than they were in their 70s.

    Bc long bones do not shorten with age, the overall body proportion looks different a shorter

    trunk with relatively long extremities.

    [This results from shortening in the spinal column from thinning of the vertebral disks and

    shortening of the individual vertebrae and from the postural changes of kyphosis and slight

    flexion in the knees and hips]

    VITALS SIGNS (Aging Adult)

    -Temperature

    Changes in the bodys temperature regulatory mechanism leave the aging person less

    likely to have fever but at a greater risk for hypothermia. Sweat gland activity is also

    diminished.

    -Pulse

    The normal range of heart rate is 50 to 90bpm, but the rhythm may be slightly irregular.

    The radial artery may feel stiff, rigid, and tortuous in an older person, but this condition doesnot necessarily imply vascular disease in the heart or brain.

    The increasingly rigid arterial wall needs a faster upstroke of blood, so the pulse is actually

    easier to palpate.

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    -Respirations

    Aging causes a decrease in vital capacity and a decreased inspiratory reserve volume.

    May note a shallower inspiratory phase and an increased respiratory rate.

    -Blood Pressure

    The aorta and the major arteries tend to harden with age. As the heart pumps against a

    stiffer aorta, the systolic pressure increases, leading to a widened pulse pressure.

    With many older people the systolic & diastolic pressures increase, making it difficult to

    distinguish normal aging values from abnormal hypertension.

    PROMOTING HEALTH & SELF-CARE (p152)

    Teaching an individual to keep these physical signs (lifestyle modifications) within normal

    limits:

    Lose weight if you are more than 10% above ideal weight.

    Limit alcohol intake to no more than 1 oz of ethanol, 24 oz of beer, 10 oz of wine, or 2 oz

    of 100-proof whiskey per day for men,

    OR 0.5 oz of ethanol per day for women and lighter-weight people

    Get regular aerobic exercise (30-45min brisk walk) most days of the week

    Cut sodium intake from average 150 mmol/L to less than 100 mmol/L per day (less than

    2.3 g of sodium per day)

    Include recommended daily allowances of potassium, calcium, and magnesium in diet

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    Stop smoking

    Reduce dietary saturated fat and cholesterol

    ABNORMAL FINDINGS

    Abnormalities in Body Height and Proportion:

    Hypopituitary Dwarfism

    Deficiency in growth hormone in childhood results in retardation of growth below the 3rd

    percentile, delayed puberty, hypothyroidism, and adrenal insufficiency.

    (Ex: 9-year-old girl- appears short & much younger than her chronological age, w/

    infantile facial features and chubbiness)

    Gigantism

    Excessive secretion of growth hormone by the anterior pituitary resulting in overgrowth of

    entire body. When this occurs during childhood, before closure of bone epiphyses in puberty, it

    causes an increased height and weight and delayed sexual development.

    Acromegaly (Hyperpituitarism)

    Excessive secretion of growth hormone in adulthood, after normal completion of body growth,

    causes overgrowth of bone in face, head, hands, & feet but no change in height. Internal organs

    also enlarge (e.g., cardiomegaly), and metabolic disorders (e.g., diabetes mellitus) may be

    present.

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    Marfans Syndrome

    An inherited connective tissue disorder, characterized by tall, thin stature (greater than 95th

    percentile), arachnodactyly (long, thin fingers), hyperextensible joints, arm span greater thanheight, pubis-to-sole measurement exceeding crown-to-pubis measurement, sternal deformity,

    high-arched narrow palate, and pes planus-(flatfoot). Early morbidity and mortality occur as a

    result of cardiovascular complications such as mitral regurgitation and aortic dissection.

    [Mitral regurgitation- a disorder of the heart in which the mitral valve does not close properly

    when the heart pumps out blood. It is the abnormal leaking of blood from the left ventricle,

    through the mitral valve, and into the left atrium, when the left ventricle contracts, i.e. there is

    regurgitation of blood back into the left atrium.]

    [Aortic dissection- occurs when a tear in the inner wall of the aorta causes blood to flow betweenthe layers of the wall of the aorta, forcing the layers apart.]

    Achondroplastic Dwarfism

    A genetic disorder in converting cartilage to bone results in normal trunk size, short arms and

    legs, and short stature. It is charachterized by a relatively large head with frontal bossing-

    (prominent forehead) and midplace hypoplasia and, often, thoracic kyphosis-(humpback),

    prominent lumbar lordosis-(an inward curvature of the lower backthe lumbar and cervical

    vertebrae-), and abdominal protrusion.

    Anorexia Nervosa

    A serious psychological disorder characterized by severe & life-threatening weight loss and

    amenorrhea-(absence of a menstrual cycle) in an otherwise healthy adolescent or young

    woman. Behavior is characterized by fanatic concern about weight, aversion to food, distorted

    body image (perceives self as fat despite skeletal appearance), starvation diets, frenetic

    exercise patterns, & striving for perfection.

    Endogenous Obesity-Cushing Syndrome

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    Either administration of ACTH or excessive production of ACTH by the pituitary gland will

    stimulate the adrenal cortex to secrete excess cortisol. This causes Cushing syndrome,

    characterized by weight gain & edema with central trunk & cervical obesity (buffalo hump) and

    round, plethoric face (moon face). Excessive catabolism causes muscle wasting; weakness; thin

    arms & legs; reduced height; & thin, fragile skin w/ purple abdominal striae, bruising, and acne.Not the obesity here is markedly different from exogenous obesitydue to excessive caloric

    intake, in which body fat is evenly distributed and muscle strength is intact.

    Abnormalities in Blood Pressure

    Hypotension

    In normotensive adults:

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    Hypertension

    This occurs from no known cause but is responsible for about 95% of cases of hypertension.

    Normal: