Nodule (medicine)
Nodule | |
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Specialty | Pathology |
In
The evaluation of a skin nodule includes a description of its appearance, its location, how it feels to touch and any associated symptoms which may give clues to an underlying medical condition.[4]
Nodules in skin include dermatofibroma[5] and pyogenic granuloma.[6] Nodules may form on tendons and muscles in response to injury,[7] and are frequently found on vocal cords.[8] They may occur in organs such as the lung,[9] or thyroid,[10] or be a sign in other medical conditions such as rheumatoid arthritis.[11]
Characteristics
Nodules are small firm lumps usually greater than 1 cm in diameter, found in
Evaluation
The evaluation of a skin nodule includes a description of its appearance, its location, how it feels to touch and any associated symptoms which may give clues to an underlying medical condition.[4]
Often discovered unintentionally on a chest x-ray, a single nodule in the lung requires assessment to exclude cancer.[9]
Conditions
Nodules may form on tendons and muscles in response to injury,[7] and are frequently found on vocal cords,[8] They occur in conditions including endometriosis,[12] neurofibromatosis,[6] and in rheumatoid arthritis.[11] They may also feature in Kaposi's sarcoma[13] and gonorrhea.[14]
Other examples
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Merkel cell carcinoma[6]
References
- ^ ISBN 978-0-323-11258-1.
- ^ a b c d Oakley, Amanda. "Terminology in dermatology | DermNet NZ". dermnetnz.org. Retrieved 13 January 2021.
- ^ ISBN 978-0-323-18881-4.
- ^ PMID 17023809. Retrieved 14 January 2021.
- ^ ISSN 1945-760X. Retrieved 13 January 2021.
- ^ a b c d e "Dermal and subcutaneous lesions | DermNet NZ". dermnetnz.org. Retrieved 13 January 2021.
- ^ a b Ashton-Miller, James A. (1999). "Response of Muscle and Tendon to Injury and Overuse". National Academies Press (US). Retrieved 13 January 2021.
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(help) - ^ a b "BRITISH VOICE ASSOCIATION : Vocal nodules". www.britishvoiceassociation.org.uk. Retrieved 13 January 2021.
- ^ PMID 26760594. Retrieved 14 January 2021.
- ^ ISBN 978-1-4899-3358-4.
- ^ a b "Rheumatoid nodules in rheumatoid arthritis (RA)". NRAS. Retrieved 13 January 2021.
- PMID 26919512.
painful palpable nodules
- ISBN 978-3-662-49670-1.
- ISBN 978-0-7817-4190-3.
- ^ "New York Thyroid Center: Thyroid Nodules". Archived from the original on 2010-09-17.
- PMID 12815140.)
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External links
- Diseases Database (DDB): 29379