Flash information
- Technique
- Histology
- Observation
- Multinucleated giant cells are visible.
- Limitation
- Do not assume every field demonstrates caseation.
Definition
Micrograph of a granuloma attributed to tuberculosis.
Reading method
Assess architecture, epithelioid cells and giant cells.
Morphological description
Multinucleated giant cells are visible.
Interpretation and diagnostic limits
Tuberculosis attribution belongs to the source.
Differential diagnoses
Granulomas also have non-tuberculous causes.
Clinical correlation
Correlate stains, microbiology and context.
Clinical impact
Management depends on confirmed diagnosis.
Pitfalls
Do not assume every field demonstrates caseation.
Take-home message
Granuloma does not mean tuberculosis.
Sources
Documentary review: 2026-10-14
Media source & rights
- Author
- KGH
- Original source
- KGH · Granulome caséeux tuberculeux — biopsie pulmonaire · CC BY-SA 3.0
- Licence
- CC BY-SA 3.0
- Changes
- Full image retained; WebP conversion and proportional resize. No clinical alteration. Derivative retains the source licence.
- Dimensions
- 1280 × 964 px
- Check
- 2026-10-14