24 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Diagnosis Secondary ... inflammatory disorders ... (e.g. autoimmune ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology
Chronic Diarrhea - Differential Diagnosis Algorithm
Steatorrhea
 - Maldigestive
    • Pancreatic Insufficiency
 - Primary
Chronic Diarrhea ... - Differential ... Crohn's Disease - Secondary ... Microscopic Colitis Disordered ... Diarrhea #SmallBowel #Differential
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint ... Abdominal XRay - Differential ... • inflammatory bowel ... • infection (e.g ... #Diagnosis #radiology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... wave inversion syndrome ... Secondary T wave ... Diagnosis #Causes #Cardiology ... #ECG #EKG #Electrocardiogram
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... halt nail growth (e.g ... discoloration) • Chronic ... • Nephrotic syndrome ... #dermatology #Differential
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Diagnostic Schema Chronic ... Thrombus, 1° clotting disorder ... inflammation (e.g ... Antiphospholipid syndrome ... Hypoperfusion: Lumen (Bowel
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue - Differential ... Neoplastic / Hematologic ... • Drug Abuse (e.g ... • Somatization Disorder ... Fatigue Syndrome
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Amenorrhea - Differential ... normal prolactin, chaotic ... . eating disorder ... #Amenorrhea #Differential
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Increased Requirement (e.g ... • Small Bowel ... Disorder ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
Elevated Tryptase - Differential ... 2nd pass = Chronic ... & Rx-related Secondary ... Eosinophilic GI Disorders ... cell activation syndrome