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Highlight in acute respiratory failure Yusup Subagio Sutanto
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Highlight in acute respiratory failurekonkerpdpi2019.com/download/materi_sym/day1/1_morning_symposia_1/1... · Acute Respiratory Distress Syndrome Exudative Phase, 0-5 hari. Ruang

Jan 03, 2020

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Page 1: Highlight in acute respiratory failurekonkerpdpi2019.com/download/materi_sym/day1/1_morning_symposia_1/1... · Acute Respiratory Distress Syndrome Exudative Phase, 0-5 hari. Ruang

Highlight in acute respiratory failure

Yusup Subagio Sutanto

Page 2: Highlight in acute respiratory failurekonkerpdpi2019.com/download/materi_sym/day1/1_morning_symposia_1/1... · Acute Respiratory Distress Syndrome Exudative Phase, 0-5 hari. Ruang

Acute Respiratory Distress Syndrome

• “Non-cardiogenic Pulmonary Oedema”– Ashbaugh, Bigelow et al, 1967

• Hipoksemia berat : PaO2/FiO2 <200, infiltrat bilateral, tanpa edema paru kardiogenik– American-European Consensus Committee, 1994

• Berlin kriteria menambahkan kriteria dari AECC dengan mengekslusikan hipoksemia oleh atelektasis dan PEEP > 5 cmH2O

Definisi

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Kriteria Berlin

Acute Respiratory Distress Syndrome

Onset Dalam 1 minggu pada penyakit dasar atauperburukan gejala respirasi

Fototoraks

- Opasitas bilateral- Tanpa efusi pleura- Kolaps lobular- nodul

Origin of edema

Edema paru non kardiogenik, membutuhkanpenilaian obyektif (ekokardiografi)

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Kriteria Berlin

Ringan Sedang Berat

Oksigenasi (mmHg)

200<PaO2/FiO2≤300

100<PaO2/FiO2≤200

PaO2/FiO2≤100

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ETIOLOGI ARDS

• Asma bronkial

• PPOK

• Pneumonia

• Aspirasi makanan

• Pulmonary contusion

• Near-drowning

• Inhalational injury

• DLL

• Sepsis• Severe trauma with

shock • Drug overdose• Acute pancreatitis• Transfusion of blood

products

SECARA LANGSUNG TIDAK LANGSUNG

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Acute Respiratory Distress Syndrome

Gambaran klinis:

▪ Awal “shock” responsif terhadap resusitasi.

▪ Periode latent : beberapa jam, biasanyabeberapa hari (12-48 jam).

▪ Insidious tachypnoea, pasien jadi gelisah .

▪ Paru → tidal volume kecil, napas cepat, →

hipoksemia refrakter.

▪ Mula-mula alkalosis respiratorik → asidosis

respiratorik

▪ Ventilasi mekanis

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Patogenesis

3 fase dari lung injury:

1. Fase exudatif ( edema and perdarahan )

2. Fase inflammatory and repair

3. Fase fibrotic

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Acute Respiratory Distress Syndrome

Exudative Phase, 0-5 hari.

▪ Ruang alveoli terisi cairan, protein dan inflammatory cells.

▪ Necrosis sel-sel pneumocyte type 1, fibrin, platelet thrombi.

Inflammatory Phase, 5-10 hari.

▪ Proliferasi fibroblasts dan sel-sel pneumocyte type 2.

▪ Squamous metaplasia dan pembentukan hyaline membranes.

Fibroproliferative Phase, 10 hari sampai sembuh ataumati.

▪ Fibrosis interstital dan intra-alveolar.

▪ Thrombosis dan obliterasi vaskuler.

▪ Collagen paru meningkat.

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Ware LB, Matthay MA. N Engl J Med 2000;342:1334-1349

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Ware LB, Matthay MA. N Engl J Med 2000;342:1334-1349

Exudative phase(A & D)

Fibrosing-alveolitis phase(B, C & E)

Hyaline membr Collagen

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Ware LB, Matthay MA. N Engl J Med 2000;342:1334-1349

Exudative phase Fibrosing-alveolitis phase

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ARDS

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Terapi terkini ARDS

▪ Obati penyakit dasar

▪Hindari cedera paru sekunder: Aspirasi,

barotrauma, infeksi nosokomial atau toksisitas

oksigen

▪ Hantaran oksigen yang adekuat ke end-organ

dengan meminimalkan angka metabolik

▪ optimalisasi fungsi kardiovaskuler

▪Dukungan nutrisi

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Terapi eskalasi ARDS

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Terapi terkini ARDS

• Oksigen nasal kanul high-flow

• Cough assistant

• High-frequency chest wall oscillation

• Extracorporeal CO2 removal (ECCO2R)

• Terapi untuk hipoksemia berulang:

– Prone ventilation

– Neuromuscular blockage

– Artificial lung: extracorporeal membrane oxygenation

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Kesimpulan

• Berlin kriteria

– Onset (1 minggu /perburukan gejala

– Thorax (opasitas bilateral, tanpa efusi pleura, kolaps lobular atau nodul)

– Edema paru non kardiogenik

– ARDS ringan (200<PaO2/FiO2 ≤ 300 mmHg), sedang (100<PaO2/FiO2≤ 200 mmHg), berat (PaO2/Fio2 ≤ 100 mmHg)

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• Patogenesis ALI/ARDS : kerusakan epitelium alveolar dan endotelium mikrovaskular

• Faktor risiko dapat berasal dari paru mapun di luar paru

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