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Biomedical subjects

G O'Connor

Publications and source records attributed to G O'Connor.

69 records · Page 4Linked to original sources

Pituitary apoplexy in an ectopic pituitary tumour.

A case report of a patient with unilateral visual loss, due to infarction in an ectopic pituitary tumour, is presented. Good return of vision followed surgical removal of the tumour.

Adenoma↗

Using the eye fixation speculum as an adjunct to pterygium surgery.

A technique is described that overcomes the two biggest problems facing the surgeon when dissecting a pterygium from the cornea-bleeding and eye movement. Our technique however, requires only minimal anesthesia (topical and subconjunctival) and the use of a disposable speculum and suction ring. An added advantage is this particular speculum gives good exposure of the superior bulbar conjunctiva; this facilitates harvesting a conjunctival autograft.

Equipment Design↗

Bronchial responsiveness to methacholine: relation to respiratory symptoms and pulmonary function.

A methacholine bronchial provocation test was administered to 290 subjects obtained from the 1,900 male volunteers participating in the Normative Aging Study. A positive response (less than 20% decline in FEV1) was obtained in 83 subjects. A positive response was associated with current smoking, presence of wheeze and reduced FEV1. Bronchial responsiveness, cigarette smoking, normal subjects, FEV1.

Adult↗