78 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... /HCV testing - ... K), H. pylori test ... thyroid function test ... #hematology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Viral: HSV, EBV, HIV ... #Differential #Diagnosis ... #Dermatology #SkinRash
Bayesian combination of 4T score with Heparin PF4 antibody titer to obtain the post-test probability of
obtain the post-test ... probability of HIT ... PF4Antibody #Bayesian #Diagnosis ... #Hematology #HITT
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... - Differential Diagnosis ... artery aneurysm: Causes ... neoplasms - PNH - HIT ... #clots #hematology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a peripheral cause ... with a central cause ... #Diagnosis #PhysicalExam ... #HeadImpulse #Testing
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... #Workup #Hematology ... #Diagnosis * ... GrepMed Recommended Text
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
INDICATIONS FOR TESTING ... for secondary causes ... eosinophilia (common causes ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential Diagnosis ... Quinidine • HIT ... #Algorithm #Causes ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Ig A vasculitis/HSP ... #Differential #Diagnosis ... #hematology #rheumatology ... #nonpalpable #dermatology
Our approach to the diagnosis and initial management of patients with suspected HIT. Our approach is
approach to the diagnosis ... laboratory tests ... patients in whom diagnostic ... #Diagnosis #Management ... #Hematology #HIT