42 results
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... Thyroid #Goiter #PhysicalExam ... #clinical #video ... #vascular #neck
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Vasculopathy #Purpura #Differential ... #rheumatology #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Hypertension #Differential ... Screening #Workup #table
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Artery Disease • Stable ... Acute Coronary Syndrome ... #Dyspnea #SOB #Differential
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
TTP/HUS, HELLP Syndrome ... Elevated Liver tests ... child * Severe cases ... AFLP #obstetrics #hematology ... #diagnosis #table
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... Myelodysplastic Syndromes ... Liver Function Tests ... #Hematology
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... findings based on cause ... Distributive (↓ Vascular ... anaphylaxis, release syndrome ... #Diagnosis #table
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
and diplopia) • Vascular ... Positive pathergy test ... is a skin prick test ... Behcet disease) Differential ... signs #symptoms #rheumatology
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
Pregnancy Three syndromes ... Elevated Liver tests ... child * Severe cases ... Obstetrics #OBGyn #Hematology ... Diagnosis #Comparison #Table
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... lumbar stenosis • Vascular ... • Provocative Tests ... #differential # ... diagnosis #causes