Pigmented villonodular synovitis: a retrospective multicenter study of 237 cases.

ABSTRACT:

Purpose

To review clinical characteristics of pigmented villonodular synovitis (PVNS) in China.

Methods

Electronic medical records (EMR) of four Chinese institutes were queried for patients with histologically proven PVNS between January 2005 and February 2014. Their data were collected including gender, age at diagnosis, clinical presentation, affected site, symptom duration, comorbidities, treatment strategy, recurrence and routine laboratories.

Results

A total of 237 patients with biopsy-proven PVNS were investigated. The gender ratio was 1.35 for a female predominance (101 males and 136 females). The average age was 36 years (range, 2 to 83 years). The median delay from initial clinical symptom to diagnosis was 18 months. Main affected areas were the knee (73.84%)

SUBMITTER: Xie GP 

PROVIDER: S-EPMC4370558 | biostudies-literature | 2015

REPOSITORIES: biostudies-literature