94 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #diagnosis #table ... #neurology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Diagnosis HEMODYNAMIC ... vasoconstriction (e.g ... inhibitors, hepatorenal syndrome ... AIN) • Drugs (e.g ... #Diagnosis #nephrology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... #Diagnosis #Table
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Developmental Delay: • Syndromic ... Teratogenic Disorder (e.g ... Landau-Kleffner Syndrome ... • Mechanical (e.g ... #Causes #Peds #
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
- Syncope Syndromes ... mchlwng #Syncope #Syndromes ... #ECG #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
hyperbilirubinemia, Gilbert syndrome ... Crigler-Najjar syndrome ... Hereditary Cholestatic Syndromes ... Dubin-Johnson syndrome ... , Rotor syndrome
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... symptoms and signs (e.g ... CNS infection (e.g ... arteritis • Acute ... #mnemonic
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Constipation - Differential ... Diagnosis Algorithm ... Withholding • Painful (e.g ... Guillain-Barré Syndrome ... #Causes #Peds #
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Erythema Nodosum - Mnemonic ... Drugs (antibiotics e.g ... Sarcoidosis or Lofgren's syndrome ... #Causes #Differential ... #Diagnosis #Dermatology
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Syndrome: Illness ... **Get baseline EKG ... abnormalities - Avoid QTc ... Congenital #LongQT #Syndrome ... #Diagnosis #Cardiology