2890 results
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Causes of Myocarditis ... , polio viruses, ... virus, Junin virus ... more commonly cause ... #Myocarditis #Causes
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... • Epstein-Barr Virus ... • Childhood viruses ... Diagnosis #Algorithm #Causes
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... herpes simplex virus ... , Epstein-Barr virus ... immunodeficiency virus ... Erythema #Nodosum #Causes
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
bacilli (gut) • Viruses ... (airways) • Viruses ... Post-Engraftment: • Viruses ... Staphylococcus aureus • Viruses ... differential #diagnosis #causes
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
findings • Polio Virus ... Fecal-oral route, virus ... shock • Mumps Virus ... • Measles Virus ... • Rubella Virus
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Causes of Secondary ... Cirrhosis, NASH • Viruses ... #Nephropathy #Causes
Common causes of post-Transplant Diarrhea
 • Bacterial: Clostridium difficile, Campylobacter spp., Salmonella spp., Bacterial overgrowth, Aeromonus
Common causes of ... Escherichia coli • Viruses ... #differential #causes
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... tissue disorders, viruses
Subacute Thyroiditis

Also known as: de Quervain’s thyroiditis, granulomatous thyroiditis, or viral thyroiditis

What?
Postviral inflammatory process caused by
inflammatory process caused ... common antigens in viruses ... after onset Causes ... Viruses Associated ... : • Influenza virus
Causes of Pharyngitis - Differential Diagnosis
Infectious:
 • Bacterial: Group A Strep, Group B and C Strep,
Causes of Pharyngitis ... HSV, Respiratory Viruses ... Differential #Diagnosis #Causes