25 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
point (hard to ... (ARDS): - Bilateral ... Embolism (PE): ... #differential #diagnosis ... #signs #Lung #POCUS
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical ... sepsis-associated ARDS ... days after dx of ARDS ... #ARDS #Summary ... #CheatSheet #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... : Atelectasis, ARDS ... Embolism, Obstructive ... , Interstitial Lung ... #differential #diagnosis
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Acute Coronary Syndrome ... Pneumonia • ARDS ... Embolism* • Pulmonary ... #Differential #Diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
(ARDS) - Respiratory ... lobar collapse, lung ... severity of the ARDS ... >= 5cm H2O #ARDS ... Definition #Criteria #Diagnosis
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 ... Lung POCUS shows ... NOT definitively diagnose
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
AIDS-defining illnesses ... bronchi, trachea, or lungs ... brain - Wasting syndrome ... due to HIV #AIDS ... #Diagnosis #List
B-Lines on Lung POCUS

PE is LEAST likely to show B lines. Juxtaposition of fluid droplets &
B-Lines on Lung ... POCUS PE is LEAST ... alveolar interstitial syndrome ... pulm edema, pna, ARDS ... #Pulmonary #ultrasound
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... respiratory distress syndrome ... (ARDS) • Opioid ... embolism • Re-expansion ... Transfusion-related acute lung
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
Cardiopulmonary Syndrome ... Febrile illness + ARDS ... +/- diarrhea Diagnosis ... #management #treatment ... #microbiology #infectiousdiseases