34 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... - Differential Diagnosis ... pylori test (GI symptoms ... #Differential #Diagnosis ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... , or other causes ... Solar purpura - Trauma ... #Differential #Diagnosis ... #hematology #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential Diagnosis ... • Rheumatic disorders ... Post-op surgery • Trauma ... #Hematology
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Differential Diagnosis ... Neurosurgery - Trauma ... - Infiltrative disorders ... #Differential #Diagnosis ... #Table #Causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... workup for specific symptoms ... for secondary causes ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Vascular disorders ... without an obvious cause ... Head trauma - Symptoms ... #differential #diagnosis
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
- Differential Diagnosis ... Infarction • Stable ... Injury • Trauma ... • Somatoform Disorder ... #Differential #Diagnosis
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... acute ischemic disorder ... the optic nerve caused ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... • Mechanical Trauma ... lymphoproliferative disorders ... #hematology #anemia
Post-Transplantation Lymphoproliferative Disorders (PTLD)
Definition: Lymphoid and/or plasmacytic proliferations that occur as a result of immunosuppression in
Lymphoproliferative Disorders ... extralymphatic tissues Diagnosis ... to 50% of PTLD cases ... Lymphoproliferative #Disorders ... #oncology #diagnosis