Chondroma D23.9

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 02.08.2021

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Synonym(s)

Chondroblastoma

Definition
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The chondroma is uniformly composed of cartilaginous tissue and occurs predominantly as an intraosseous tumor (enchodrome). Chondromas of the soft tissues are very rare, benign tumours of cartilaginous tissue without connection to the bone. See also Chondroma cysticum, Chondroma myxomatodes.

Occurrence/Epidemiology
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In adults between the ages of 30 and 60.

Etiopathogenesis
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Hereditary disposition, trauma as a trigger factor.

Localization
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fingers, more rarely on hands and feet, tongue or auricles (see picture)

Clinical features
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Clinically, it is a circumscribed, rock-hard growth in the subcutaneous adipose tissue.

Histology
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Lobularly articulated, encapsulated tumour nodes of mature chondrocytes arranged in nests, with small cell kerenes. Necrosis and calcification are not uncommon.

Differential diagnosis
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Therapy
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Progression/forecast
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Favourable, rarely malignant degeneration (secondary chondrosarcoma).

Literature
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  1. Ando K et al (1996) Cutaneous cartilaginous tumor. Dermatol Surg 21:339-341.
  2. Batalla A et al (2015) True cutaneous chondroma: a case report. J Cutan Pathol 42:657-659.
  3. Dimitrijevic MVet al (2019) Chondroma of the tongue. J Craniofac Surg 30:e315-e317.

  4. Gungor Set al. (2013) Soft tissue chondroma of the index finger: clinical, histological and radiological findings in a unique case. Dermatol Online J 19:18176.

  5. Kwon H et al (2010) Extraskeletal chondroma in the auricle. J Craniofac Surg 21:1990-1991.

  6. Shinojima Y et al (2006) Cutaneous chondroma with overlying pigmentation clinically mimicking dermatofibroma. Br J Dermatol 154:178-81 PubMed PMID: 16403116.

Disclaimer

Please ask your physician for a reliable diagnosis. This website is only meant as a reference.

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Last updated on: 02.08.2021