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Biomedical subjects

Göksel Somay

Publications and source records attributed to Göksel Somay.

4 recordsLinked to original sources

Normative data for lateral femoral cutaneous nerve SEPs.

AIMS OF THE STUDY: To determine normative values for somatosensory evoked potentials (SEPs) of the lateral femoral cutaneous nerve (LFCN). METHODS: The LFCN was stimulated at two points, one located 1 cm lateral to the midpoint of a line joining the anterior superior iliac spine (ASIS) and the patella (31 subjects), and the other one located 12 cm distal to the ASIS (24 subjects). Recordings were performed at Cz' (2 cm behind Cz)-Fz. RESULTS: Reproducible SEPs were obtained in all but one of the 31 subjects to ASIS-patella midpoint (mean P1 latency: 33.2+/-3.5 ms, mean side-to-side difference: 2.0+/-1.6 ms) and in all but three of the 24 subjects to stimulation 12 cm distal to the ASIS (mean P1 latency: 30.9+/-3.3 ms, mean side-to-side difference: 2.2+/-1.7 ms). CONCLUSIONS: Reliable SEPs can be obtained to LFCN stimulation. It is easier and, therefore, more convenient to stimulate the ASIS-patella midpoint.

Adolescent↗

Relation of lipid and lipoprotein(a) to ischaemic stroke.

The relationship of lipids and Lp(a) to ischemic stroke hasn't been established yet. Our aim was to determine lipid profile and vascular risk factors in stroke patients and compare them with control subjects. Seventy-nine consecutive patients with ischemic stroke were analyzed by total cholesterol, HDL-C, LDL-C, triglyceride, Lp(a) and doppler ultrasonography and vascular risk factors were recorded. Thirty control subjects of same ages were compared with the patient group. Lp(a) and lipids were correlated with stroke subtype and carotid atherosclerosis. There was no statistical significance between patients and control subjects related to total cholesterol, triglyceride, HDL-C, LDL-C and Lp(a) (P>0.05). Atherotrombotic and lacunar strokes didn't show any difference correlated with lipids and Lp(a). Hypertension and diabetes mellitus were important risk factors with (OR=4.50, 95% CI=1.25-16.22) and (OR=4.43, 95% CI=1.79-10.93) respectively. These results were statistically significant (P<0.05). Total cholesterol (308.67+/-85.82) and Lp(a) (32.10+/-17.30) values showed statistical significance (P<0.05) in patients with marked stenosis when compared with patients of normal doppler ultrasonography. Hypertension and diabetes mellitus were found as independent risk factors for ischemic stroke. Lipids and Lp(a) were not independent for atherotrombotic and lacunar stroke. Lp(a) concentration and carotid atherosclerosis in ultrasonography were associated significantly.

Adult↗

Cobalamine deficiency associated with neuropathy and oral mucosal melanosis in untreated gluten-sensitive enteropathy.

A 32-year-old woman was admitted with complaints of difficulty in walking and hypoaesthesia and tingling in her legs. She had short stature and brown-black hyperpigmentation, cheliosis, dental irregularities and scars in the axillary regions. Neurological examination revealed mild, symmetric, predominantly distal weakness of the legs; deep tendon reflexes were depressed. There was glove-and-stocking decrease in pinprick and temperature perception but proprioception and light touch were normal. Investigations established a diagnosis of celiac disease; her neurological features improved on gluten-free diet, but oral pigmentation persisted.

Adult↗