Introduction: The rat is probably the animal species most widely used in experimental studies on nerve repair. The aim of this work was to contribute to a better understanding of the morphology and blood supply of the rat brachial plexus. Material and Methods: Thirty adult rats were studied regarding brachial plexus morphology and blood supply. Intravascular injection and dissection under an operating microsc...
Introduction: Sciatic nerve variations are relatively common. These variations are often very significant in several fields of Medicine. The purpose of this paper is to present two such variants and discuss their clinical implications. Material and Methods: Three Caucasian cadavers with no prior history of lower limb trauma or surgery were dissected and found to present anatomical variants of the ...
INTRODUCTION: There is much controversy regarding the current indications and contraindications for digital replantation. PRESENTATION OF CASE: Three patients with absolute contraindications for digital replantation according to classical criteria are presented (Case 1: multilevel amputation of the hand and fingers; Case 3: avulsion of the thumb; Case 4: index amputation proximal to the insertion of the flexor...
INTRODUCTION: Excision of large dermatofibrosarcoma protuberans in the anterior aspect of the trunk often results in large surgical defects that frequently dictate the need for microsurgical reconstruction. However, this option is not always available. PRESENTATION OF CASE: The authors describe two patients with very large anterior trunk dermatofibrosarcoma protuberans: one in the epigastric region and the oth...
BACKGROUND: Variations in the major arteries of the upper limb are estimated to be present in up to one fifth of people, and may have significant clinical implications. CASE PRESENTATION: During routine cadaveric dissection of a 69-year-old fresh female cadaver, a superficial brachioulnar artery with an aberrant path was found bilaterally. The superficial brachioulnar artery originated at midarm level from the...
Self-inflicted burns (SIB) are responsible for 2-6% of admissions to Burn Units in Europe and North America, and for as many as 25% of admissions in developing nations. Recently, a promising new tool was proposed to stratify SIB patients in the following subgroups: "typical", "delirious", and "reactive". However, as far as the authors know, the clinical usefulness of this instrument has not yet been validated b...
A Síndroma de Stevens-Johnson (SSJ), a Síndroma de Sobreposição (SS) e a Necrólise Tóxica Epidérmica (NTE) são emergências médicas raras, mas com elevadas morbilidade e mortalidade. A literatura referente às características destas doenças em Portugal é muito escassa. Procedeu-se à análise dos registos clínicos dos 20 doentes internados na Unidade de Queimados (UQ) do Hospital de São José nos últimos 15 anos com...
Introduction: Anatomical variations of the extensor tendons to the fingers are of great clinical interest, due to the relatively high frequency of tendon injury in clinical practice. Material and methods: During routine dissection of the right upper limb of a 67-year-old female preserved corpse, the extensor indicis proprius (EIP) muscle belly originated 3 independent tendons, each with a separate fascial sheat...
Although several tendon sources are available for reconstructive surgical procedures, all have one or more shortcomings. The aim of this work was to evaluate if the extensor tendons of the hallux showed anatomical characteristics that could make them an additional source for tendon grafting procedures.The authors performed a detailed morphometric analysis of the extensor tendons of the hallux in 26 lower limbs ...
Posterior interosseous nerve entrapment syndrome and spontaneous rupture of the extensor pollicis longus tendon are rare conditions. The authors describe the bizarre combination of a spontaneous rupture of the extensor pollicis longus tendon in a 82-year-old lady with a posterior interosseous nerve syndrome. As far as the authors know, this is the first description of such an association in the literature. Surg...
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