62 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Shift Work) Sleep ... • Neurologic ... Disorders (Eg. ... • Medications (Eg ... • Drug Abuse (Eg
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
(e.g. encephalitis ... Brain lesions (e.g ... • Psychiatric disorders ... #diagnosis #neurology ... #differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... organ-specific signs ... or symptoms (eg ... #Algorithm #Differential ... #diagnosis #hematology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... papilledema • Horner syndrome ... (e.g., fever, myalgia ... (e.g., meningitis ... #neurology #PHANTOMS
Approach to Diarrhea - Differential Diagnosis and Workup Algorithm

Acute Diarrhea (MINT):
 • Medications
 • Infections: Inflammatory
to Diarrhea - Differential ... Diagnosis and Workup ... Medications • Infections ... Necrosis • Toxic (e.g ... Matthew Ho, MD PhD
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup ... ): Iatrogenic, Ingestion ... Matthew Ho, MD PhD ... #Diagnosis #Workup ... #Algorithm #nephrology
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... : UC and CD • infection ... (e.g. pseudomembranous ... #Differential # ... Diagnosis #radiology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... lymphoproliferative disorders ... deficiencies (e.g ... Extravascular #Causes #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... function test, ANA (e.g ... (CVID, WAS), (neurologic ... #Differential #
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... worsening brady, Signs ... Chest Pain • ECG ... Connect ECG Leads ... #differential #