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Biomedical subjects

H G Thomson

Publications and source records attributed to H G Thomson.

At least 55 records · Page 3Linked to original sources

Free autogenous transplants in preformed pseudosheath silicone rubber pockets.

This investigation suggests that free autogenous grafts, when placed in preformed silicone rubber pseudosheath pockets, will survive as well, if not better, than in delayed or immediate surgical pockets. This supports the clinical assumption that silicone rubber implants can be used and exchanged periodically for larger sizes. At a final exchange, free autogenous tissue could be replaced within the pseudosheath pocket.

Animals↗

Unrecognized ocular problems associated with port-wine stain of the face in children.

The port-wine stain, a relatively rare subgroup of capillary hemangiomas, usually involves the face and in children it may be associated with glaucoma. A series of 50 patients with facial port-wine stains had ocular examination at The Hospital for Sick Children, Toronto. When the facial areas supplied by both the ophthalmic and maxillary divisions of the sensory branch of the trigeminal nerve were involved (26 patients) there was about a 45% chance of diagnosing glaucoma, either as "true" glaucoma (with visual loss and raised intraocular pressure) or as "glaucoma suspect" (without visual loss). Involvement of the area supplied by either division alone was not associated with glaucoma.

Adolescent↗

Chromosome abnormalities in patients with syndactyly.

Chromosome studies on 105 patients with syndactyly included two trisomy-21 mongols, a chromatin-positive boy with 47, XXY, a chromatin-negative short girl with 45,X0 and a boy with a familial D/D translocation. Chromosome patterns were normal in the other cases which included three patients with acrocephalosyndactyly and one patient with oro-facial-digital syndrome.The incidence of chromosome abnormalies was greater than expected since syndactyly of the fingers is uncommon in the chromosome disorders.THIS INCIDENCE MAY BE RELATED TO THE INCREASED MATERNAL AGE (MEAN: 29.4 years) of the syndactyly group compared to maternal age (mean: 26.64 years) of the control group although, paradoxically, four mothers of the five patients with chromosome abnormalities were young.

Child↗