6123 results
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... • The goal of diagnosing ... TB AFB smear microscopy ... Testing three specimens ... from a single specimen
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
for smallpox diagnosis ... Although electron microscopy ... detection can aid in diagnosis ... Staining Electron Microscope ... SmallPox #Laboratory #Diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
first morning specimens ... #Differential #Microscopy ... #Diagnosis #Nephrology

Haemophilus influenzae on culture and microscopy
Immunosuppressed patient, recently diagnosed with Flu A. Presents after initial improvement
on culture and microscopy ... patient, recently diagnosed ... other similar species ... hinfluenzae #culture #microscopy
Approach to Microscopic Hematuria 

Microscopic hematuria is often incidental but may be associated with urologic malignancy.
Approach to Microscopic ... Hematuria Microscopic ... Definition of Microscopic ... collected urine specimen ... #diagnosis #management
Identification of Trypanosoma brucei vs Trypanosoma cruzi
The best, easiest way to distinguish Trypanosoma species: size of
distinguish Trypanosoma species ... Identification #comparison #diagnosis ... #blood #smear #microscopy
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Mycobacterium species ... Streptococcal species ... , Candida species ... , Histoplasma species ... #differential #diagnosis
Fern test. Fern test refers to detection of a characteristic 'fern like' pattern of cervical mucus
cervical mucus when a specimen ... under a low-power microscope ... amnioticfluid #Microscopy
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
- Differential Diagnosis ... Vitreous Floaters: • Microscopic ... Black spots or specks ... #Differential #Diagnosis
Excoriated papules with honey-colored crusting were present on the abdomen, back (Panel A), arms, and legs.
from several web spaces ... mite under light microscopy ... Pathology #Scabies #Microscopy