320 results
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
QT syndromes, Brugada ... syndrome, Catecholaminergic ... Acquired long QT syndrome ... disorders • WPW syndrome ... Arrest #cardiology #differential
Causes of Small Bowel Bleeding - Differential Diagnosis
Common Causes:
 • Under age 40 years: Inflammatory Bowel
Inflammatory Bowel Disease ... rubber bleb nevus syndrome ... Plummer-Vinson syndrome ... Ehlers-Danlos syndrome ... , Inherited syndromes
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... Inflammatory causes ... : • Susac syndrome ... • Cogan syndrome ... #inflammatory #differential
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... Diarrhea - Differential ... Overfeeding • Short ... Bowel Syndrome ... Irritable Bowel Syndrome
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Other humoral syndromes ... - Williams syndrome ... intoxication, milk-alkali syndrome ... #Differential #
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Non-Infectious: • Rheumatologic ... Arthritis, Sjogren Syndrome ... , Behcet Syndrome ... Postcardiac Injury Syndrome
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
Acute Retroviral Syndrome ... Diffuse viral syndromes ... disorders: Kawasaki disease ... PFAPA, Behcet syndrome ... #Diagnosis #causes
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
21 • Noonan Syndrome ... • Prader-Willi Syndrome ... Russell-Silver Syndrome ... • Turner Syndrome ... endocrinology #causes
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
PIP Involvement, Spares ... Tunnel, Sicca Syndrome ... Scleritis, Heart Disease ... Instability, Felty's Syndrome ... RA #diagnosis #rheumatology
Causes of Pharyngitis - Differential Diagnosis
Infectious:
 • Bacterial: Group A Strep, Group B and C Strep,
Causes of Pharyngitis ... - Differential ... Lupus, Behcet syndrome ... Autoinflammatory syndromes ... #Diagnosis #Causes