53 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... deficiencies - PNH ... Gardner-Diamond syndrome ... #Diagnosis #hematology
Reversible Neurocognitive Disorders (Reversible Causes of "Dementia")
 • Structural/Mass: Subdural Hematoma, NPH, Intracranial tumor
 • Infection:
(Reversible Causes ... Subdural Hematoma, NPH ... #dementia #differential ... #diagnosis #causes ... #neurology
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... Drugs, Electrolyte disorders ... Cardiac #Arrest #cardiology ... #differential # ... diagnosis #causes
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
(Many causes!) ... * (most common cause ... • Psychiatric disorders ... #diagnosis #neurology ... #differential
Etiologies of hypertrophic cardiomyopathy
 - Genetic 
 - Storage diseases 
 - Neuromuscular and mitochondrial disorders
mitochondrial disorders ... - Malformation syndromes ... cardiomyopathy #differential ... #diagnosis #cardiology ... #causes
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... Chronic inflammatory disorders ... Myelodysplastic syndrome ... #Diagnosis #Causes ... #hematology #secondary
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... pain hematuria syndrome ... catheterization • BPH ... #Hematuria #Differential ... #urology #nephrology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... lymphoproliferative disorders ... Extravascular #Causes ... #differential # ... diagnosis #hematology
Recurrent / Breakthrough DVT During Anticoagulation

Subtherapeutic Anticoagulation
Hypercoagulable State 
 - Antithrombin deficiency 
 - Hypercoagulability ot
APLS - MPN/PNH ... Structural - Pelvic masses ... - May-Thurner syndrome ... anticoagulation #hematology ... #differential #
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... PARKINSON WHITE SYNDROME ... #Palpitations #Causes ... #Differential # ... Diagnosis #Cardiology