37 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Non-lmmune: • HELLP Syndrome ... Foreign Surface (e.g ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Membrane defects (e.g ... differential #diagnosis #hematology
Raynaud's Syndrome - Washing off under hot water.
Raynaud phenomenon is an exaggerated vasoconstrictive response of the
Raynaud's Syndrome ... and arterioles (e.g ... #Raynauds #Syndrome ... disease #phenomenon #clinical ... fingers #hands #rheumatology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... inflammatory disorders (e.g ... Myelodysplastic syndrome ... Differential #Diagnosis #Causes ... #hematology #secondary
Raynaud's Syndrome - Washing off under hot water wath.

Raynaud phenomenon is an exaggerated vasoconstrictive response of
Raynaud's Syndrome ... and arterioles (e.g ... #Raynauds #Syndrome ... disease #phenomenon #clinical ... fingers #hands #rheumatology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Iron Deficiency (Eg ... Other • e.g ... HgbE, HgbC, etc. ... #Hematology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Liver Failure • Hypercalcemia ... Neoplastic / Hematologic ... • Drug Abuse (e.g ... Chronic Fatigue Syndrome
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... high WBC count cause ... hydration - Hyperkalemia ... unless worrisome EKG ... diagnosis #management #hematology
Behcet's Syndrome - Diagnosis
Diagnostic Criteria for Behget's Syndrome (International Study Group for Behget's Disease):
 • Recurrent,
test Most Common Clinical ... skin lesions (e.g ... Ocular disease (e.g ... Vascular lesions (e.g ... Diagnosis #criteria #rheumatology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... Diagnosis #Algorithm #Causes ... #Hematology