Gastrointestinal Endoscopic Images Dr Sanjoy Sanyal MBBS, MS, MSc, ADPHA, ADHRD Associate Professor
Jul 14, 2015
Gastrointestinal Endoscopic Images
Dr Sanjoy Sanyal
MBBS, MS, MSc, ADPHA, ADHRD
Associate Professor
These pictures were extracted from a series of four articles on surgical endoscopy, which were written by Dr Sanjoy Sanyal (principle author / surgeon) and Dr Arvind Khurana (co-author / gastroenterologist) in 'SURGERY' journal in 1998 in New Delhi, India. The pictures represent actual cases worked-up in clinical settings. The pictures may be downloaded and used for academic / educational purposes, with acknowledgement of the source (Creative Commons Licence with Attribution, Non-commercial).
Typical End-viewing Endoscope
• Two light-guides (‘eyes’) at 3 and 9 o’clock
• Instrument (biopsy) channel for accessories and suction at 6 o’clock position
• Objective lens / air-water nozzle at 12 o’clock position
No
rmal
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ynx
No
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(IV
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Diagrammatic representation of landmarks around duodenal papilla
Pap
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can
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nu
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all Int es tin
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orm
al Rec tal M
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No
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tal M
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orm
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Normal Transverse Colon
Rectal Carcinoma
R
ecta
l Po
lyp
Sigmoid Diverticulosis
Pse
ud
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emb
ran
ou
s C
olit
isP
se ud
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e mb
rano
us
Co
litis
Co
lon
ic T
ub
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losi
s C
olo
nic T
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er culo
s is
Colonic Tuberculosis
Amoebic Colitis
Rad
ia tion
Pro
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Rad
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Pro
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R
adia
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n P
roct
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Rad
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Pro
c tit is