17 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... test, ANA (e.g., SLE ... changes), high MCV anemia ... #Workup #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Autoimmune • ITP • SLE ... Quinidine • HIT ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Infectious: • Acute ... following EtOH induced thrombocytopenia ... Iron deficiency anemia ... #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
: - Thrombocytopenia ... - Hemolytic anemia ... - APLS • Acute ... Associated - SLE ... • HCV, HBV Not
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Differential Diagnosis Algorithm ... RA, SLE, PRV, Chronic ... Normal RBCs • Acute ... #Causes #Hematology
Algorithm for the Evaluation of Acute Diarrhea (< 7 days)
Are the following present?
   1.
Algorithm for the ... Evaluation of Acute ... Ova and parasite ... HIV infection or ... #algorithm #workup
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Differential Diagnosis Algorithm ... genotypes): SS, SC, SE ... Schistocytes, thrombocytopenia ... #workup #hematology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Neoplastic / Hematologic ... • Anemia • ... Hepatitis • HIV ... Arthritis • SLE
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
, vomiting, diarrhea ... 14%), in which case ... enzymes ↑ • Mild anemia ... • Thrombocytopenia ... • New onset SLE
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Infectious diarrhea ... specifically immune thrombocytopenia ... autoimmune hemolytic anemia ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology