63 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Right to Left Shunt ... Defect ** • Atrial ... Right to Left Shunt ... Hypoxemia #Hypoxia #Differential
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
the Newborn - Differential ... Only: • Poor Perfusion ... Left-to-Right Shunt ... Arteriosus • Atrial ... Cyanosis #Newborn #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... VIQ mismatch and shunt ... pulmonary embolus SHUNT ... shunting (eg, atrial ... Failure #hypoxia #Differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Right-to-Left Shunt ... (↑Shunting), ↓Perfusion ... Dead space) • ↓Diffusion ... Hypoxemia #Hypoxia #Differential
Pericardial Clot on Echocardiogram

ST elevation of acute pericarditis was misdiagnosed as STEMI and thrombolysed with SK
thrombolysed with SK ... hemorrhagic pericardial effusion ... #Pericardial #effusion ... clinical #cardiology #a4c
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Framework Knee Effusion ... #causes #differential ... #diagnosis #msk
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Pericardial • Effusion ... Arrhythmia • Atrial ... Abnormalities • Pleural Effusions ... #Dyspnea #SOB #Differential
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Summary A defect in arterial ... either due to a diffusion-perfusion ... 1) or anatomic shunt ... cycles after right atrial ... blood gas (ABC)
Approach to Low Back Pain - Differential Algorithm
- Non-MSK
- Axial / Musculoskeletal
- Radicular
- Systemic Disease (Do
Low Back Pain - Differential ... Algorithm - Non-MSK ... - Axial / Musculoskeletal ... #LowBackPain #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Right to Left Shunt ... - Anatomic Shunt ... Disease and more • Diffusion ... Gradient #alveolar #arterial ... Hypoxia #hypoxemia #differential