71 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Shift Work) Sleep ... Disorders • Neurologic ... Disorders (Eg. ... • Medications (Eg ... • Drug Abuse (Eg
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Framework If Altered Mental ... lntracranial hemorrhage, SAH ... no neurological cause ... #diagnosis #neurology
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Diagnosis and Workup ... life-threatening causes ... rupture Initial workup ... : • EKG • Bedside ... , PT. aPTT • Serial
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... polyneuropathy (e.g ... #differential # ... diagnosis #table ... #neurology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
dialysis indication (e.g ... require urgent nephrology ... Nephrotoxic drugs (e.g ... are caused by prerenal ... KidneyInjury #simplified #workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... function test, ANA (e.g ... (CVID, WAS), (neurologic ... #Workup #hematology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... Kidney Injury AKI - Differential ... vasoconstriction (e.g ... AIN) • Drugs (e.g ... #Diagnosis #nephrology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
incidentally during medical ... evaluation or workup ... 1,500 cells/µL Workup ... signs or symptoms (eg ... Disorders #Algorithm #Differential
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... Pulmonary pathology (e.g ... #Diagnosis #Table ... #Causes #Sodium
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Resistance, Main Uses ... /kg/min - Milrinone ... , medium 4-10 mcg ... Vasopressors #Properties #Table