rheumatoid nodule

rheumatoid nodule

A mass in tendons, tendon sheaths, periarticular tissue, serous membranes–pleural, pericardium, meninges, cardiac valves, kidneys, lung parenchyma, skin, spleen, synovium, vessels, viscera, in 20% of Pts with rheumatoid arthritis DiffDx Similar nodules occur in SLE, rheumatic fever. See Rheumatoid arthritis.

rheumatoid nodule

focal deposition of fibrinoid tissue on extensor surfaces
References in periodicals archive ?
Relapse of cutaneous leishmaniasis in a patient with an infected subcutaneous rheumatoid nodule.
Table 1: Differential diagnosis: Solitary pulmonary nodule Infectious Granuloma Mycobacteria Fungus Sarcoidosis (rare) Organizing pneumonia Lung abscess (or septic embolus) Round pneumonia Fungal pneumonia Neoplastic Benign Hamartoma Inflammatory (myofibroblastic) pseudotumor Sclerosing hemangioma Granular cell tumor Malignant Bronchogenic carcinoma Solitary metastasis Carcinoid/atypical carcinoid tumor Vascular Arteriovenous malformation Pulmonary infarct Hematoma Pulmonary artery aneurysm Lymphatic Intrapulmonary lymph node Lymphoma Congenital Bronchogenic cyst Inflammatory Rheumatoid nodule Wegener's granulomatosis Airway Mucoid impaction (bronchiectasis) Miscellaneous Rounded atelectasis Amyloidosis
Histologic examination revealed an intramural lesion composed entirely of spindle and epithelioid histiocytes arranged in a palisaded pattern, with central necrosis (Figure 1) similar to the features of a rheumatoid nodule.
Rheumatoid nodule and subcutaneous granuloma annulare: a comparative histologic study.
Rheumatoid neutrophilic dermatitis, rheumatoid papules, and rheumatoid nodules in a patient with seronegative rheumatoid arthritis.
Depending on the severity of the disease, systemic manifestations may occur including lung disease, rheumatoid nodules and cardiovascular system effects.
The 1987 criteria required radiographic evidence of erosions as well as the presence of subcutaneous rheumatoid nodules.
When considering calcified/ossified metastatic disease, the differential may include nodular amyloid, hyalinizing granulomas, and rheumatoid nodules (Figure 6).