165 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... #Differential #
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... - Differential ... encephalopathy Acute ... Inflammatory (Acute ... paraneoplastic syndromes
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases LIP ... I-JIP: usual interstitial ... AIP: acute interstitial ... PSS: Sjogren syndrome ... CTILD #Diagnosis #Differential
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
Acute Pharyngitis ... : Differential Diagnosis ... Retroviral Syndrome ... #Differential # ... Diagnosis #causes
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
presentation: Pseudo-acute ... coronary syndrome ... Recent flu-like syndrome ... pericarditis • Rule out differential ... #Myocarditis #differential
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Uveitis - Differential ... Lymphoma Pearl: Acute ... patient/ consider HIA ... Anterior #Uveitis #Differential ... #Diagnosis #Causes
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... Coronavirus • HIV ... Neuroleptic malignant syndrome ... #Differential #
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Injury (AKI) - Differential ... • Hepatorenal syndromes ... • Drugs • HIV ... KidneyInjury #Nephrology #Differential
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential ... • Fanconi's syndrome ... Proteinuria #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... stroke, Acute spinal ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential #