19 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... plateletcount), peripheral blood ... function test, ANA (e.g ... #Differential #Diagnosis ... #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 ... • Somatization Disorder
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... • Peripheral blood ... signs or symptoms (eg ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... risk factors (eg ... hypertension (eg ... including hypokalemia ... hypertension (eg
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Algorithm Normal Blood ... Increased Requirement (e.g ... • Small Bowel Disorder ... #Hematology
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
- Differential Diagnosis ... Cardiomyopathies, His-Purkinje ... . hyperkalemia) ... Physiological causes ... (e.g. athletes,
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Headache, Movement disorders ... , Seizure disorders ... autoantibodies that will cause ... thrombosis and/or blood-brain ... Lumbar Puncture, EEG
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Framework STEMI ... Electrolyte Disorders ... #cardiology #ecg ... #ekg #electrocardiogram
Indications for Serum Protein Electrophoresis (SPEP)
 • Suspected multiple myeloma, Waldenström's macroglobulinemia, primary amyloidosis, or related
amyloidosis, or related disorder ... suspected • Hypercalcemia ... possible malignancy (e.g ... on peripheral blood ... #Diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... HBV infection, HIV ... Labs/Diagnosis: ... (e.g. systemic