22 results
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Acute bacterial endocarditis ... Leptospira • Borrelia ... • Lymphoma • Borrelia ... • Leptospirosis ... • Malaria • Leptospirosis
Fusarium on Culture and Microscopy
Collecting a sample for culture from the eye is never fun, but
and Microscopy ... from the eye is never ... & reverse) 2) microscopic ... #Microscopy #clinical ... #microbiology
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
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... : Blood cultures ... night sweats, fever ... • Blood cultures ... Persistent bacteremia/fevers
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae Microbiology ... peritonitis, and endocarditis ... sinus • Sputum culture ... Specificity of 97%) Treatment ... Pneumoniae #strep #microbiology
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Borrelia recurrentis ... caused by Borrelia ... Treatment is tetracycline ... initiation of treatment ... recurrentis #BloodSmear #microscopy
Spinal Epidural Abscess - Illness Script
Epidemiology:
 - Patients at risk for bacteremia: IVDU, dental abscess, HD
, HD catheter, endocarditis ... Alcoholism, DM, HIV Microbiology ... but rare triad: Fever ... source: blood cultures ... imaging as needed Treatment
Streptobacillus moniliformis on peripheral smear and culture microscopy
 - blood culture; patient w/ outdoor exposure
 -
peripheral smear and culture ... microscopy - blood ... culture; patient ... agent in Rat-bite fever ... #microbiology #
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
• Cellulitis: Fever ... 13%), Pneumonia, Endocarditis ... microorganism (Culture ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Ulceroglandular: Fever ... Serology (preferred), Culture ... & GS, PCR Treatment ... diagnosis #management #treatment ... infectiousdiseases #microbiology