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Biomedical subjects

G Bocchiotti

Publications and source records attributed to G Bocchiotti.

14 recordsLinked to original sources

[Angioma of a finger: the usefulness of a graft from the hypothenar eminence for covering the defect].

Skin grafting remains the simplest option when bone is not exposed in soft tissue losses of the digits of the hand. As opposed to traditional donor sites, a split-thickness skin graft from the hypothenar eminence provides specialized skin similar to the one to be replaced. The graft remains elastic and soft in follow-up, without hyperpigmentation, hyperkeratosis, fissuring and hypertrophic scarring at the margins. As well as in acute trauma situations, the use of split-thickness skin grafting from the hypothenar eminence can also be extended to resurfacing defects in elective hand surgery. As an example, we describe a case of an ulcerated capillary hemangioma on the dorsal surface of the fifth digit at the distal interphalangeal joint.

Adult

[The use of a topical antibacterial agent (silver sulfadiazine) on soft-tissue wounds].

Reducing the quantitative level of bacterial contamination in an open, acute or chronic, soft tissue wound below the critical level of 10(5) bacteria per gram of viable tissue is essential to delayed primary closure. First step in the management of the contaminated or infected wound is accurate local debridement, preferably with pulsating jet irrigation. Topical antibacterial agents, specifically silver sulfadiazine cream, are then usefully employed to reduce the bacterial count. Contrary to systemic antibiotics, these agents penetrate adequately into the open, granulating wound with a direct bacteriostatic or bactericidal action on a wide spectrum of gram positive and negative organisms, without the effect of local tissue injury typical of topical antiseptics. The use of topical antibacterials, traditionally confined to the treatment of the burn wound, the open "difficult" wound for excellence where control of local infection is first priority, provides a rapid local reduction of the bacterial level and paves the way to the final goal of primary delayed closure of the wound, either direct or with the use of grafts or local, distant, or free flaps.

Acute Disease

[The free autologous dermo-adipose graft in the treatment of postoperative laparocele].

An account of the biological and contentive features of the derma is followed by a proposal for its utilisation in the form of an autologous, free dermo-adipose graft in the management of some forms of post-operative laparocele. Personal experience and technique are explained. Grafts are used both for reinforcement of the wall after simple laparoplasty and in the replacement of missing muscle-aponeurotic planes.

Adipose Tissue

A new prospect on the approach to open, complex, craniofacial trauma.

Complex craniofacial trauma has been traditionally managed in three stages: urgent craniotomy, secondary orbitofacial repair and delayed cranioplasty. Departing from this conventional approach, we employ an early single-stage neuro and plastic-surgical reconstruction for patients presenting open cranial wounds of the frontobasilar region coexisting with orbitofacial fractures. Neurological outcome does not seem to be affected by the additional operating time, nor is the incidence of infection raised, although bone fragments are repositioned, primary bone grafting is employed, and metallic material is used for fixation. Adequate direct exposure followed by reduction and rigid internal fixation results in primary bone healing and permits to avoid the difficult complications related to soft tissue contracture over misaligned bone. Compared with the conventional staged approach, immediate reconstruction appears functionally and aesthetically preferable, as well as technically easier.

Accidents, Traffic

[Penile plastic induration].

Plastic induration is briefly described and its similarity to Dupuytren's disease is discussed in an attempt to detect a common origin. Results obtained in histochemical investigation of this question appear to suggest that changes in the polysaccharide components of the fundamental substances of the connective tissue are involved.

Connective Tissue