44 results
3 Stages of Lyme Disease 
Early Lyme Disease 
 - Erythema migrans 
 - Constitutional symptoms
Gastrointestinal symptoms Acute ... Disseminated Infection ... Cutaneous - Neurologic ... Disease #Stages #InfectiousDiseases ... #Diagnosis
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
- Differential Diagnosis ... encephalopathy Acute ... Inflammatory (Acute ... Systemic: Systemic infection ... #Differential #Diagnosis
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
due to past HBV infection ... HBV Resolved infection ... level" chronic infection ... infection - ... #diagnosis #hepatology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
disease - Post-infectious ... causes: sepsis, meds ... Urinary tract infection ... Classification #diagnosis ... #nephrology
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
- Differential Diagnosis ... Melanoma • Axillary: Infection ... , Sjögren's • Infection ... : Acute HIV, EBV ... Anti-epileptic drugs (AEDs
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Arrhythmia • Neurologic ... Metabolic Disorders Infection ... Gastrointestinal infection ... Accidental* Other: • Acute ... Algorithm #Causes #Peds
Hepatitis B (HBV) Serology

HBsAg - Presence denotes current HBV infection (chronic or acute)
HBV Core Antibody -
denotes current HBV infection ... Marker of HepB infection ... /recent infection ... chronic/remote infection ... #Diagnosis #Laboratory
Pediatric Vomiting - Gastrointestinal and Systemic Causes - Differential Diagnosis Algorithm
Hepatobiliary:
 • Acute Hepatitis
 • Acute
- Differential Diagnosis ... Urinary Tract Infection ... Ear): • Ear Infection ... #Differential #Diagnosis ... Algorithm #Causes #Peds
Pediatric Causes of Abdominal Pain

Surgical:
 - Acute appendicitis 
 - Intestinal obstruction including intussusception 
 -
Surgical: - Acute ... urinary tract infection ... respiratory tract infection ... #Differential #Diagnosis ... #Peds
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
- Differential Diagnosis ... Disturbances Neurologic ... Respiratory Tract Infection ... Urinary Tract Infection ... Algorithm #Causes #Peds