63 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... symptoms and signs (e.g ... CNS infection (e.g ... arteritis • Acute
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Blood Cell (RBC) Morphology ... Atlas • Microcytic ... Malignant tumors, Acute ... #Atlas #key #diagnosis ... #differential #
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
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Developmental Delay - Differential ... Diagnosis Algorithm ... Teratogenic Disorder (e.g ... • Mechanical (e.g ... #Causes #Peds #
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
presentation: Pseudo-acute ... coronary syndrome ... Recent flu-like syndrome ... Paraclinical assessment: EKG ... #Myocarditis #differential
Causes of Congenital Anomalies - Differential Diagnosis Algorithm
Malformation
 • Embryonic development failure or inadequacy (often multifactorial)
Deformation
Diagnosis Algorithm ... normal tissue (e.g ... of Anomalies (Syndromic ... • Association (e.g ... #Causes #Peds #
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Diagnostic Schema ... GPA, IgA, MPA) Acute ... inflammation (e.g ... Antiphospholipid syndrome ... hypovolemia), Meds
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... polyneuropathy (e.g ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Right Upper Quadrant Pain
Liver:
 - Infectious: Acute viral hepatitis, Liver abscess
 - Non-infectious: hepatitis (Alcohol, Medications),
- Infectious: Acute ... Hepatic congestion (e.g ... ), Budd-Chiari syndrome ... #RUQ #Pain #differential ... #diagnosis #causes
Pediatric Constipation - Differential Diagnosis Algorithm
Dietary/Functional
 • lnsufficient Volume / Bulk
Neurologic
 • Hirschsprung's Disease
 • Imperforate
Constipation - Differential ... Diagnosis Algorithm ... Withholding • Painful (e.g ... Guillan-Barré Syndrome ... #Causes #Peds