47 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... PT, aPTT(liver disease ... (CVID, WAS), (neurologic ... changes), high MCV anemia ... #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - Hemolytic anemia ... deficiencies - PNH ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lymphoproliferative disease ... • Metastatic disease ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... hemoglobinuria (PNH ... #differential # ... diagnosis #hematology ... #anemia
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Neoplastic / Hematologic ... • Anemia • ... Obstructive Pulmonary Disease ... Neurologic
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Influenza, EBV, PNA ... ILD, OSA, pHTN, Anemia ... Rhabdomyolysis, Critical ... #Diagnosis #causes ... #neurology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... Cerebrovascular Disease ... autoantibodies that will cause ... #neurology #rheumatology ... cerebritis #diagnosis #management
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral Infection Clinical ... • Symptoms of anemia ... • hemolytic anemia ... Differential Diagnosis ... #hematology #diagnosis
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... Chronic hemolytic anemia ... multifactorial mechanisms Hematologic ... Classification #Diagnosis #Differential ... #Causes
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
fatigue despite clinical ... Receptor (sTfR) to differentiate ... fatigue despite disease ... /other causes • ... Algorithm #diagnosis #management