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Biomedical subjects

A G Leonard

Publications and source records attributed to A G Leonard.

At least 37 records · Page 2Linked to original sources

Tissue expansion in the treatment of alopecia.

During the period December, 1983 to August, 1984, 14 patients were treated for alopecia of the scalp using tissue expansion in the Northern Ireland Plastic and Maxillo-Facial Service. Nine of the defects were due to burns. Representative case reports are presented and the planning of advancement and rotation flaps described. The management and prevention of complications are discussed, and the conclusion drawn that tissue expansion is a valuable technique in the treatment of alopecia, allowing reconstruction of defects previously beyond adequate surgical repair.

Adolescent↗

Experience with the tensor fasciae latae free flap.

Six cases of reconstruction using the tensor fasciae latae myocutaneous free flap are described and in three of these a neuro-sensory flap was used. Four cases involved a lower limb reconstruction, one an upper limb reconstruction and one an abdominal wall reconstruction. Reduction of the bulk of the flap by transection of the muscle between the superior and inferior branches of the vascular pedicle was performed in four cases. One case of partial failure occurred in the lower limb group.

Abdominal Muscles↗

The forehead flap: minimising the secondary defect by preservation of the frontalis muscle.

The most frequent objection to the use of the forehead flap for intraoral reconstruction is that it leaves an unsightly secondary defect, an adherent shiny skin graft and an expressionless forehead. However, it is possible to raise the flap superficial to the frontalis muscle leaving its structure and innervation intact. Expressive movement is preserved and the secondary defect minimised. The technique is described and illustrative cases are presented.

Facial Expression↗

The use of continuous temperature monitoring in the post-operative management of microvascular cases.

Continuous temperature measurement and recording has been carried out on all microvascular cases performed in the Northern Ireland Plastic and Maxillo-facial Service since 1976. The method is described and illustrative temperature graphs are presented. It is felt to be a simple technique which allows early detection of vascular complications and enhances the safety of microvascular tissue transfer.

Adolescent↗

High-density lipoprotein-cholesterol and diet in a healthy elderly population.

This study examined how high-density lipoprotein-cholesterol (HDL-C) correlated with a 3-day food record of fat, protein, carbohydrate, and alcohol consumption in a group of 270 healthy subjects over age 60. HDL-C concentrations correlated with alcohol consumption (expressed as grams/day) (r = + .25, P less than .001), and inversely with total carbohydrate (r = - .18, P less than .01) and refined carbohydrate (r = - .17, P less than .01) ingestion (expressed as a percent of total caloric intake). Subjects consuming diets low in either total carbohydrate or refined carbohydrate had 10 to 20% higher HDL-C levels than did those consuming diets high in these food substances. The relationships between HDL-C levels and alcohol and carbohydrate ingestion were independent of other variables which correlated with HDL-C levels. Dietary fat (total fat, saturated fat, unsaturated fat, and cholesterol) did not correlate with HDL-C. LDL-cholesterol and triglyceride levels did not correlate with any dietary variable measured.

Aged↗

Nutritional status in a healthy elderly population: dietary and supplemental intakes.

Dietary and supplemental intakes were assessed from 3-day food records collected from 270 free-living, middle income and healthy men and women over 60 yr of age residing in the Albuquerque, NM vicinity. The 1980 Recommended Dietary Allowances (RDA) were used to assess adequacy of intake. Energy intake, as percentage of the RDA, was 90 +/- 23 (mean +/- SD) for men (n = 125) and 87 +/- 22 for women (n = 145). Mean daily protein intake was 83 g for men and 67 g for women and only 11% of men and 14% of women failed to receive at least 100% of the RDA for protein. Frequency and amount of vitamin and mineral supplementation was substantial. Approximately 60% of both men and women ingested one or more supplements; vitamins C and E were the most popular. In general, dietary intakes in this population appear to be adequate with the possible exception of vitamin D and calcium intakes in women.

Aged↗

Management of the amputated thumb.

Two cases are described, one of replantation of an amputated thumb, the other of late reconstruction by toe transfer. A possible reason for the good results in thumb replantation is mentioned, and the advantages of toe transfer in thumb reconstruction are discussed. Suggestions are made as to the course of action to take when confronted with a patient with an amputated thumb.

Adult↗