10 results
Borrelia recurrentis Infection - Spirochetes were visible (arrows), a finding that suggested louseborne relapsing fever #Clinical
Borrelia recurrentis ... louseborne relapsing fever ... BorreliaRecurrentis #Borrelia ... #Recurrentis #Smear ... #Microscopy #NEJM
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Peripheral Blood Smear ... sensitivity of blood smear ... Treatment is tetracycline ... initiation of treatment ... recurrentis #BloodSmear #microscopy
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... manifestations • MAT microscopic ... TheIDtrivia #Leptospirosis ... #Leptospira #microbiology ... #diagnosis #treatment
Streptobacillus moniliformis on peripheral smear and culture microscopy
 - blood culture; patient w/ outdoor exposure
 -
on peripheral smear ... and culture microscopy ... agent in Rat-bite fever ... #clinical #microscopy ... #microbiology #
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
• Cellulitis: Fever ... stain: Peripheral smear ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology ... diagnosis #management #treatment
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
diarrhea, Low-grade fever ... Established via stool microscopy ... Treatment: • TMP-SMX-DS ... diagnosis #management #treatment ... #microbiology #
Chagas Disease (American trypanosomiasis) - Diagnosis and Management Summary
Acute Chagas Disease (8-12 weeks):
 • Mild: Malaise,
Mild: Malaise, fever ... detectable by blood smears ... • Treatment: ... Diagnosis #Management #Microbiology
Identification of Trypanosoma brucei vs Trypanosoma cruzi
The best, easiest way to distinguish Trypanosoma species: size of
amastigotes in tissue (never ... comparison #diagnosis #microbiology ... #blood #smear # ... microscopy
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
Fever After International ... • Yellow fever ... Infections: • Leptospirosis ... chest film; blood-smear ... dipstick test, microscopic
Chagas Disease (American trypanosomiasis) - Diagnosis and Management Summary
Acute Chagas Disease (8-12 weeks):
 • Mild: Malaise,
Mild: Malaise, fever ... detectable by blood smears ... • Treatment: ... Diagnosis #Management #Microbiology