38 results
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... fungal ringworm infection ... mentagrophytes) Clinical ... Hair loss • Fever ... #Diagnosis #Management
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... Epidemiologic exposure + clinical ... #Leptospira #microbiology ... #diagnosis #treatment ... #management
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... • Prodrome: fever ... • Autopsy PCR Treatment ... Hantavirus #diagnosis #management ... #treatment #microbiology
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
vasculitis - Diagnosis, causes ... and management ... cryoglobulinemia vasculitis Clinical ... neuropathy Treatment ... Cryoglobulinemic #Diagnosis #Management
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
: fever +++, hepatosplenomegaly ... Drugs, Unknown cause ... Treatment: • ... Lymphohistiocytosis #diagnosis #management ... #rheumatology
Kawasaki Disease (KD) - Diagnosis and Management Summary

Kawasaki Disease (KD) is the most common vasculitis of
Presentation: • Fever ... , Cough • +/-Nausea ... cæxist with other infections ... KD #vasculitis #rheumatology ... #treatment
Oroya Fever
Hematologic disease caused by Bartonella bacilliformis
Restricted to the Andes highlands of Peru & Ecuador
B. bacilliformis:
Oroya Fever Hematologic ... disease caused ... Lutzomyia verrucarum Clinical ... TREATMENT: ​• Acute ... #diagnosis #management
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Still's Disease Clinical ... triad: Fever, Arthralgia ... Diaqnoses: • Infectious ... Disease #diagnosis #management ... #treatment #rheumatology
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Diagnosis and Management ... transmission as zoonotic infection ... diarrhea, Low-grade fever ... routine O&P • Clinical ... #treatment #microbiology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
: Overwhelming clinical ... following: • Fever ... : • Infection ... Lymphohistiocytosis #diagnosis #management ... #treatment #hematology