Tuberculoma
Citation, DOI, disclosures and article data
At the time the article was created Alexandra Stanislavsky had no recorded disclosures.
View Alexandra Stanislavsky's current disclosuresAt the time the article was last revised Joshua Yap had no financial relationships to ineligible companies to disclose.
View Joshua Yap's current disclosures- Tuberculomas
Tuberculomas or tuberculous granulomas are well defined focal masses that result from Mycobacterium tuberculosis infection and are one of the more severe morphological forms of tuberculosis. Tuberculomas most commonly occur in the brain (see: CNS tuberculosis) and the lung (see: pulmonary tuberculosis).
Terminology
Tuberculomas should not be confused with the far less common tuberculous abscess.
Pathology
Macroscopic appearance
Macroscopically, a tuberculoma is a well defined firm nodule with central caseous necrotic centre 2.
Microscopic appearance
Histologically it consists of a central core of caseating necrosis with a surrounding wall of a florid granulomatous reaction containing Langhans giant cells, epithelioid histiocytes and lymphocytes. Unlike tuberculous abscesses, organisms are uncommon or absent, and acute inflammatory infiltrate is not a prominent feature.
Quiz questions
References
- 1. Kumar V, Abbas AK, Fausto N. Robbins and Cotran pathologic basis of disease. W B Saunders Co. (2005) ISBN:0721601871. Read it at Google Books - Find it at Amazon
- 2. Frangoise Gray, Charles Duyckaerts, Umberto De Girolami. Escourolle and Poirier's Manual of Basic Neuropathology. ISBN: 9780199929054
Incoming Links
- Spinal cord tuberculoma
- Ghon lesion
- Extrapulmonary tuberculosis
- Hepatocellular carcinoma
- Cerebral ring enhancing lesions (mnemonic)
- Tuberculosis (pulmonary manifestations)
- Primary pulmonary tuberculosis
- Rich focus
- Tuberculosis (intracranial manifestations)
- Tuberculosis
- Neurocysticercosis
- Cerebral abscess
- Intraventricular neoplasms and lesions
- Tuberculous rhombencephalitis
- Intracranial tuberculous abscess
- Tuberculous abscess
- Cerebral cavernous venous malformation
- Target sign (tuberculosis)
- Tuberculous meningitis
- Caseating tubercular cervical lymphadenitis
- Tuberculomas
- Tuberculoma
- Extensive Pott disease with large psoas muscles abscesses
- Tuberculoma
- Multisystem tuberculosis
- Tuberculoma
- Intracranial tuberculomas
- Cerebral tuberculomas
- Tuberculous meningitis: cerebral tuberculomas and spinal cord involvement
- Disseminated tuberculosis
- Post primary pulmonary tuberculosis
- Target sign in hepatic tuberculosis
- Mass-like hepatic tuberculomas
- Tuberculoma
- Cerebral tuberculoma
- Tuberculous meningitis
- Tuberculous brain abscess
- Intracranial tuberculoma
Related articles: Infections
- bacterial
- Streptococcus pneumoniae
- Streptococcus anginosus group
- Staphylococcus aureus
- group A Streptococcus
- Klebsiella pneumonia
- Haemophilus influenzae
- Moraxella catarrhalis
- atypical
-
tuberculosis
- causative agent
- tuberculoma (tuberculous granuloma)
- tuberculous abscess
- miliary tuberculosis
- pulmonary tuberculosis
-
extrapulmonary tuberculosis
- intracranial tuberculosis
- tuberculous otomastoiditis
- tuberculous lymphadenopathy
- cardiac tuberculosis
- tuberculous mastitis
-
abdominal tuberculosis
- gastrointestinal tuberculosis
- tuberculous peritonitis
- visceral tuberculosis
- hepatic tuberculosis
- gallbladder tuberculosis
- pancreatic tuberculosis
- splenic tuberculosis
-
genitourinary tuberculosis
- renal tuberculosis
- bladder and ureteric tuberculosis
- prostatic tuberculosis
- scrotal tuberculosis (testes, epididymis, seminal vesicles, vas deferens)
- tuberculous pelvic inflammatory disease (female)
- skeletal tuberculosis
-
tuberculosis
- viral
- fungal
- Aspergillus
-
aspergillosis
- CNS aspergillosis
-
fungal sinusitis
- non-invasive: hyphae do not invade mucosa
- invasive: hyphae seen invading mucosa +/- beyond
- pulmonary aspergillosis