21 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Pulmonary Arterial ... Defect ** • Atrial ... Septal Defect
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Causes of Cyanosis ... the Newborn - Differential ... Diagnosis Algorithm ... Arteriosus • Atrial ... Transposition of the Great Arteries
Degenerated Left Atrial Myxoma on Echocardiogram (PLAX)
A 68-year-old gentleman with progressive shortness of breath and cystic
Degenerated Left ... Atrial Myxoma on ... Final diagnosis ... #Degenerated #Atrial ... clinical #cardiology #pocus
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Thrombosis vs Arterial ... • Cardiac: - Atrial ... thrombus - atrial ... fibrillation - Left ... cardiac valves (septic
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Dissociation Curve Left ... variant • fetal ... anæmia • arterial ... #Right #Shift #Differential ... #Causes #Diagnosis
Differentiating PAH from PVH - Echocardiography
Pulmonary Artery Hypertension (PAH):
 • RV size - Enlarged
 • LA
from right to left ... • ElA ratio << 1 ... Differentiating #PAH #PVH #Echocardiogram ... #comparison #diagnosis ... cardiology #pulmonary #arterial
Factors that May Affect Fetal Oxygenation - Differential Diagnosis Algorithm

Excessive Uterine Activity:
 • Hyperstimulation
 • Placental
Oxygenation - Differential ... Diagnosis Algorithm ... Decreased Maternal Arterial ... Vasculopathy (SLE, Type 1 ... #Causes #Obstetrics
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
Presence of pulmonary arterial ... lung disease, left ... Transthoracic echocardiogram ... ventricular size, Right atrial ... of ventricular septum
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Paradoxical: Right to Left ... - Most Common Cause ... venous origin of CE material ... non-culprit vessels • Atrial ... #differential #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... ulcers, Edema Arterial ... Excessive training 1) ... Poikilothermia • Septic