76 results
Fusarium on Culture and Microscopy
Collecting a sample for culture from the eye is never fun, but
and Microscopy ... & reverse) 2) microscopic ... Eye infections are ... Rich Davis, PhD, ... #Microscopy #clinical
Acute Diarrhea - Differential Diagnosis Framework
1)  Diagnostic studies only for dysentery, severe disease, >7 days
2)
>7 days 2) PCR>culture ... recommended Infectious ... belli, Cyclospora Infectious ... Cytomegalovirus Non-Infectious ... #Diagnosis #Infectious
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... febrilepodcast] #ID #Infectious ... Diseases #Infections ... Microbiology #Micro #Differential ... #Ddx #Diagnosis
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
developing active infection ... • Tuberculosis infection ... • Recent viral infections ... TB AFB smear microscopy ... Extrapulmonary infection
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Sporotrichiosis Infection ... wax and wane; diagnosis ... Culture of tissue ... Indiana University Infectious ... Sporotrichiosis #Infection
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
• Infection with ... special media) • Infection ... history of prior infections ... pathogens also exists Infectious ... #differential #
Approach to Diarrhea - Differential Diagnosis and Workup Algorithm

Acute Diarrhea (MINT):
 • Medications
 • Infections: Inflammatory
to Diarrhea - Differential ... Diagnosis and Workup ... Medications • Infections ... Matthew Ho, MD PhD ... #Diagnosis #Algorithm
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Neutrophil (Normal) Differential ... predictive of a serious infection ... overlook severe infections ... superior indicator of infection ... #Bandemia #differential
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
Diagnosis The ... straw-colored yellow, infection ... bottles (infection ... concentration (malignancy, infection ... LDH (malignancy, infection
Trichophyton mentagrophytes on Culture and Microscopy
- common cause of animal dermatophyte infections
- macroconidia will narrow on
mentagrophytes on Culture ... and Microscopy ... animal dermatophyte infections ... microconidia Rich Davis, PhD ... #Microscopy #clinical