14 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... • Interstitial lung ... disease • Pulmonary ... Hypoventilation Syndrome ... Hypoxemia #Hypoxia #Differential
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Respiratory Distress Syndrome ... Extremities - Right ... submassive PE) POCUS ... #differential # ... #POCUS #ultrasound
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... absence of intrinsic lung ... Arterial blood gas (ABC ... on radioactive lung ... or pulmonary angiography
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Differential Diagnosis ... (JVP, edema), Lung ... Exam, POCUS (B-lines ... , lung sliding) ... CXR, CTA Chest, Echocardiogram
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
Pericarditis on Echocardiogram ... edema, and clear lungs ... to workup right-heart ... circumferential pericardial effusion ... #a4c #pocus #clinical
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Embolism, Obstructive Lung ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
o infection • Echocardiogram ... LVEF, pericardial effusion ... sparing of the lung ... #differential # ... diagnosis #management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Pneumonia: • 3 syndromes ... pneumonia, pleural effusion ... Infections #HIV #AIDS #pulmonary ... #differential #
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
HoTN, edema and effusions ... , weight gain. ... Imaging: CXR- pulmonary ... initiation • Differential ... APML #diagnosis #management
Total Anomalous Pulmonary Venous Return (TAPVR)

Here's the bedside Echo of an 8-week-old boy who presented to
Blood from the Lungs ... drains back to the Right ... Venous #Return #POCUS ... #Echocardiogram ... #Clinical #A4C