30 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... Shift Work) Sleep ... (Eg. ... • Medications (Eg ... • Drug Abuse (Eg
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
(e.g. sarcoidosis ... - Medications (e.g ... renal diseases (e.g ... #Diagnosis #Table ... #Causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... function test, ANA (e.g ... #Differential # ... #Workup #hematology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... #Diagnosis #Table ... #Causes #Sodium
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... evaluation or workup ... 1,500 cells/µL Workup ... signs or symptoms (eg ... #Algorithm #Differential
Causes of Constipation - Differential Diagnosis Framework
 • Motility: Diet, IBS-C, Colonic inertia, Pelvic floor disorders,
Causes of Constipation ... - Differential ... , Pelvic floor disorders ... Calcium supplements, etc ... disease, Anal pain (e.g
Safe Living After Transplant - Water Safety
Abrasions:
• If incurred during swimming in ocean or fresh water,
/animal waste (e.g ... Standing Water (e.g ... process • If able ... water #safety #InfectiousDiseases ... #PatientInfo #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... High altitude (eg ... OSA DIFFUSION DISORDER ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Polycythemia - Acquired Causes ... Hypoxia-driven: Cardiac/pulmonary ... Hypoxia-independent: Post-renal transplant ... Paraneoplastic (e.g
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential ... risk factors (eg ... hypertension (eg ... hypertension (eg ... #causes #Differential