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Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Distress Syndrome – ARDS ... detected on CT or CXR ... sepsis-associated ARDS ... days after dx of ARDS ... RespiratoryDistress #Syndrome #ARDS
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... patients, who have an acute ... infection, ARDS ... #Diagnosis #Radiology ... #Pulmonary #CXR
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... involvement, with “white lung ... structures help in the differential ... #CXR #ChestXRay ... #ARDS #Progression
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... Causes include: ... ischemic changes CXR ... distress syndrome (ARDS ... #edema #NCPE #differential
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... edema - filling ... nodular interstitial lung ... #CXR #Lobar #Consolidation
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... pleural effusions, lobar ... collapse, lung ... severity of the ARDS ... >= 5cm H2O #ARDS
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... edema; ARDS, Metastatic ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... #diseases #differential
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Edema: - Widespread ... the severity Acute ... Distress Syndrome (ARDS ... #differential #
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
transfusion • Criteria: ARDS ... of ARDS to explain ... : Age>60, CKD, CHF ... with pulmonary ... edema) • Fever
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
between acute consolidation ... Neoplasm with lobar ... - Lung neoplasms ... #Diagnosis #Radiology ... #Pulmonary #CXR