152 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... smear, HIV/HCV testing ... K), H. pylori test ... thyroid function test ... #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential Diagnosis ... disorders • Celiac disease ... effect following treatment ... #Algorithm #Causes
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... Disease Tissue ... Reflects response to treatment ... #Testing #Laboratory ... #Tests #Diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... Disorientation, vertigo Diagnostic ... test, TempTest ... Cold #Urticaria #diagnosis ... #rheumatology #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... of renal disease ... • Renovascular disease ... #Differential #Diagnosis
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... - Differential Diagnosis ... multiple sclerosis) Resting ... Tremor - Occurs at Rest ... #Algorithm #Causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential Diagnosis ... present on repeat testing ... Minimal change disease ... #Proteinuria #Nephrology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... eosinophilia (common causes ... glucocorticoid treatment ... #Differential #diagnosis ... #hematology #eosinophilia
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... (to support a diagnosis ... laboratory #workup #diagnosis ... #testing #Rheumatology