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1.
BMC Musculoskelet Disord ; 20(1): 289, 2019 06 18.
Article in English | MEDLINE | ID: mdl-31208398

ABSTRACT

It has been brought to our attention that the article [1] in reference [7] Smith MM, Sommer AJ, Starkoff BE, Devor ST. Crossfit-based high-intensity power training improves maximal aerobic fitness and body composition. J Strength Cond Res. 2013;27(11):3159-72 was retracted in October 2017. At the time of the submission of the manuscript the authors were not aware of the retraction and legal implications related to this reference. Therefore, the authors do not support the findings of the retracted article such as that CrossFit has "an apparent disproportionate musculoskeletal injury risk, especially for novice participants". The overall conclusions of the case report are not affected by this erratum.

2.
BMC Musculoskelet Disord ; 20(1): 150, 2019 Apr 09.
Article in English | MEDLINE | ID: mdl-30961567

ABSTRACT

BACKGROUND: Humeral stress fractures are rare injuries usually related to sports practice and joint overload without a direct trauma. A proximal humeral stress fracture has never been reported in a CrossFit athlete. CASE PRESENTATION: We report a stress fracture in the humerus of a 22-year-old woman after intense CrossFit training. Patient's previous medical history included amenorrhea and reduced Vitamin D levels. The patient was treated conservatively and resumed CrossFit training after she was advised not to until follow up imaging. CONCLUSIONS: We present the MRI features of the case and emphasize the difficulties in diagnosis due to multiple possible causes of shoulder pain in a CrossFit athlete and by negative findings on early radiographs. Hormonal variations, Vitamin D insufficiency and the patient's attitude towards exercise were important factors that contributed for the stress injury after weight-lifting in CrossFit.


Subject(s)
Athletic Injuries/diagnostic imaging , Fractures, Stress/diagnostic imaging , Humeral Fractures/diagnostic imaging , Resistance Training/adverse effects , Athletic Injuries/etiology , Athletic Injuries/therapy , Conservative Treatment/methods , Female , Fractures, Stress/etiology , Fractures, Stress/therapy , Humans , Humeral Fractures/etiology , Humeral Fractures/therapy , Young Adult
3.
Rev. bras. ortop ; 45(supl): 55-58, nov.-dez. 2010. ilus
Article in Portuguese | LILACS | ID: lil-571656

ABSTRACT

A osteocondrite de Van Neck-Odelberg é uma doença rara, que acomete a sincondrose isquiopúbica. Foram avaliados quatro crianças em idade escolar com queixa de dor súbita no quadril esquerdo. As radiografias mostravam alteração da sincondrose isquiopúbica. Os casos foram confirmados com ressonância magnética. Todos os casos foram tratados com marcha sem carga no membro acometido por duas a quatro semanas com melhora completa do quadro.


The Van Neck-Odelberg osteochondritis is a rare disease that affects the ischiopubic synchondrosis. We evaluated four school-age children with complaints of acute pain in the left hip. Radiographs showed a change in the ischiopubic synchondrosis. The cases were confirmed with MRI. All cases were treated with walking withno weight bearing on the affected limb for two to four weeks with complete improvement of symptoms.


Subject(s)
Humans , Male , Female , Child , Osteochondritis/therapy , Hip/pathology
4.
Radiol. bras ; 37(5): 357-364, set.-out. 2004. ilus, tab
Article in Portuguese | LILACS | ID: lil-388278

ABSTRACT

A análise dos linfonodos cervicais é um assunto complexo, na medida em que obtemos, por vezes, padrões de imagens superponíveis para os processos benignos - reacionais (infecciosos específicos e inespecíficos) - e para os malignos - doenças neoplásicas (linfoproliferativas e metastáticas). O seguimento adequado das linfadenopatias também requer do examinador detalhamento topográfico e descrição dos aspectos ecográficos relevantes. Realizamos revisão literária com os objetivos de ressaltar os critérios ultra-sonográficos mais significantes (modo-B e dúplex-Doppler colorido) e fazer analogia aos reparos anatômicos utilizados na tomografia computadorizada, para uniformizar a descrição topográfica dos níveis linfonodais por meio da ultra-sonografia. Os aspectos avaliados ao modo-B foram: número (se agrupados ou isolado), forma, hilo ecogênico central, ecotextura/ecogenicidade, presença de calcificações, necrose e/ou hemorragia interna, dimensões, contornos (disseminação extracapsular). Ao dúplex-Doppler colorido os aspectos avaliados foram: padrão de vascularização e análise espectral - índice de resistividade e índice de pulsatilidade. Existem padrões ultra-sonográficos freqüentemente descritos nos linfonodos malignos como morfologia globosa, hipoecogenicidade marcada, vascularização predominantemente periférica e índice de resistividade elevado, porém a análise deve ser multifatorial, levando-se em conta os parâmetros ao modo-B e ao dúplex-Doppler colorido.


Subject(s)
Humans , Lymph Nodes , Lymph Nodes/anatomy & histology , Lymph Nodes , Diagnostic Imaging , Neck , Ultrasonography, Doppler, Color
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