Alexandre Tadeu do Nascimento

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BACKGROUND Pityriasis lichenoides (PL) is a lymphoproliferative disease of unknown origin; its diagnosis is based on clinical characteristics and confirmed by histology. OBJECTIVES To describe clinical and histological features of PL in 29 pediatric patients. MATERIALS AND METHODS Retrospective descriptive study of children (patients less than 15 years(More)
OBJECTIVE To evaluate the results of patients undergoing arthroscopic surgical treatment of refractory lateral epicondylitis, identifying poor prognosis factors. METHODS A retrospective study of 44 patients (47 elbows) who underwent arthroscopic debridement of the extensor carpi radialis brevis (ECRB) tendon to treat refractory lateral epicondylitis from(More)
OBJECTIVE To assess the repair results of acromioclavicular dislocations (ACJD) grades III and V, with anchors without eyelet, when compared with other techniques, and to evaluate factors that can affect the final result. METHODS A retrospective study of 36 patients with ACJD grades III and V in the Rockwood classification, 12 treated with anchors without(More)
OBJECTIVE To evaluate the use of magnetic resonance imaging (MRI) without contrast as a diagnostic method of partial lesions of the long head of the biceps, using arthroscopic surgery as the gold standard. METHODS We evaluated data from MRI and arthroscopic surgical findings of patients operated due to rotator cuff and SLAP injuries. MRI without contrast(More)
Snapping scapula syndrome has several etiologies, including subscapular osteochondroma. When this tumor needs to be removed, this can be done arthroscopically, a procedure that has restricted indications. The authors present a case of a patient with superomedial subscapular osteochondroma who underwent a scapulothoracic arthroscopy for its removal.
OBJECTIVE To evaluate the clinical results among patients undergoing arthroscopic repair of circumferential labral lesions. METHODS This was a retrospective study on 10 patients who underwent arthroscopic repair to circumferential labral lesions of the shoulder, between September 2012 and September 2015. The patients were evaluated by means of the(More)
Atypical fibroxanthoma is a rare cutaneous tumor found mainly in elderly people on sun-exposed areas of the body. Histologically, atypical fibroxanthoma is considered a malignant fibrous histiocytoma with bizarre neoplastic cells, marked pleomorphism, hyperchromatic nuclei and abundant mitoses. It must be differentiated from other skin tumors, usually by(More)
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