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Biomedical subjects

D Zikk

Publications and source records attributed to D Zikk.

21 records · Page 2Linked to original sources

Sleep apnea following bilateral excision of carotid body tumors.

A patient is described who developed apnea, hypertention, and tachycardia following the excision of bilateral carotid body tumors. Hypertension and tachycardia resulted, most probably, from bilateral ablation of the carotid sinus and/or the nerve of Hering. These phenomena have been described in the literature. The pathogenesis of the apneic attacks may be related to the ablation of the peripheral sensory organs (both carotid bodies), interference with the function of the respiratory automatic control system, and impaired control of ventilation during non-REM sleep. Temporary unilateral paralysis of the hypoglossal nerve with partial airway obstruction possibly represented a mechanical trigger. The apneic attacks subsided but bouts of hypertention and tachycardia persist.

Adult↗

Computerized tomography in conditions concomitantly involving the orbits and the paranasal sinuses.

Forty-three patients with computerized tomographic (CT) findings demonstrating concomitant orbital and paranasal sinus involvement are presented. Exophthalmos was the most common presenting symptom. Ethmoid and maxillary sinuses were most commonly affected. CT findings were of help in evaluating the extent of the various disease processes and are mandatory for treatment planning. Attention is drawn to the common association of paranasal lesion and ophthalmic manifestations. The combination of clinical presentation and radiological findings might indicate certain etiologies.

Adolescent↗

Sudden deafness due to infection by Mycoplasma pneumoniae.

A case is described of sudden unilateral deafness associated with Mycoplasma pneumoniae. The hearing function of the patient returned to normal on the third day of treatment with tetracycline. M pneumoniae is a common causative agent of protean respiratory disease and the true incidence of hearing loss in these cases may be higher than reflected by the occasional reports. Therefore, appropriate laboratory studies should be included in the evaluation of sensorineural loss associated with diverse infections of the respiratory tract. Prompt diagnosis facilitates the administration of specific treatment. However, the actual contribution of tetracyclines to restoration of hearing cannot be assessed.

Child↗