19 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Algorithm Ventilation/perfusion ... Parenchymal Disease Diffusion ... Right to Left Shunt ... Right to Left Shunt ... Hypoventilation Syndrome
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... • Secondary effusion ... joint with MRI effusion ... Patellofemoral #Syndrome ... signs #symptoms #msk
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
obesity-hypoventilation syndrome ... , OSA DIFFUSION ... VIQ mismatch and shunt ... pulmonary embolus SHUNT ... hepatopulmonary syndrome
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 ... Framework Knee Effusion ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... differential #diagnosis #msk
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
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
oticus (Ramsay Hunt ... syndrome) • ... canal dehiscence syndrome ... • Cogan's syndrome ... Amy Chung, MD, MSc
Hepatopulmonary Syndrome on Echocardiogram (A4C)
Hepatopulmonary Syndrome: Intrapulmonary shunting is most commonly demonstrated by contrast TTE when
Hepatopulmonary Syndrome ... Echocardiogram (A4C ... Hepatopulmonary Syndrome ... with intracardiac shunt ... Echocardiogram #A4C
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Right to Left Shunt ... - Anatomic Shunt ... Hepatopulmonary Syndrome ... Disease and more • Diffusion
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Superior vena cava syndrome ... • Shunt Airway ... Pleura: • Pleural effusion
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... either due to a diffusion-perfusion ... 1) or anatomic shunt ... Arterial blood gas (ABC ... hepatopulmonary #syndrome