33 results
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical ... or CXR ● PaO2/ ... sepsis-associated ARDS ... days after dx of ARDS ... #ARDS #Summary
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... the differential diagnosis ... #Clinical #Radiology ... #CXR #ChestXRay ... #ARDS #Progression
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Algorithm Massive ... Bronchiectasis • Abscess ... Malformation Normal CXR ... Goodpasture's Syndrome
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
(ARDS) - Respiratory ... week of a known clinical ... lobar collapse, lung ... severity of the ARDS ... >= 5cm H2O #ARDS
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Abscess Diagnosis ... seen • Chest CT ... #Abscess #pulmonary
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
POCUS lung exam ... sliding: Pulmonary ... edema, ARDS, interstitial ... NOT definitively diagnose ... #POCUS #clinical
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Respiratory Distress Syndrome ... (ARDS): - Bilateral ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... Hypoventilation Syndrome ... : Atelectasis, ARDS ... , Interstitial Lung ... #differential #diagnosis
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
edema • BNP level ... ischemic changes CXR ... respiratory distress syndrome ... (ARDS) • Opioid ... Transfusion-related acute lung