10 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... other as well as never ... #Infections #Microbiology ... #Micro #Differential
Streptobacillus moniliformis on peripheral smear and culture microscopy
 - blood culture; patient w/ outdoor exposure
 -
microscopy - blood ... culture; patient ... agent in Rat-bite fever ... #moniliformis #blood ... #microbiology #
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
on Peripheral Blood ... sensitivity of blood ... Treatment is tetracycline ... initiation of treatment ... recurrentis #BloodSmear #microscopy
Spinal Epidural Abscess - Illness Script
Epidemiology:
 - Patients at risk for bacteremia: IVDU, dental abscess, HD
Alcoholism, DM, HIV Microbiology ... but rare triad: Fever ... Locate the source: blood ... cultures (positive ... imaging as needed Treatment

Haemophilus influenzae on culture and microscopy
Immunosuppressed patient, recently diagnosed with Flu A. Presents after initial improvement
influenzae on culture ... and microscopy ... improvement with fever ... requirements help differentiate ... #microbiology
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 ... Marantic (NTBE) Differential ... • Blood cultures
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Hypercoagulable (APLAS) Microbiology ... : Blood cultures ... night sweats, fever ... hematuria, + RF Treatment
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
: • 80% have fever ... anemia • Sputum/Blood ... cultures • CXR ... Intervention: - Fevers ... Lung Abscess Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
run-down or tired • Fevers ... abnormal in adults • Blood ... tests and sputum cultures ... mycobacteria Treatment ... Bronchiectasis #pulmonary #differential
Fever After International Travel

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

Viral Syndromes:
Arboviral infections, a
Infections: • Leptospirosis ... culture; rapid ... dipstick test, microscopic ... examination, culture ... #Travel #Differential