[Usefulness of neuron specific enolase in patients with head and neck malignant tumors].

The authors present results of evaluation of neuron specific enolase (NSE) in 146 persons. We analyzed a concentration of NSE in preliminary study and in monitoring depending on clinical advances of tumour, mass of primary tumour and metastases to lymph nodes. Neuron specific enolase was excluded because the number of positive results was the same both in the main and control group.

[Ototoxic complications of chemotherapy].

Ototoxicity of drugs is still an important problem in the management of many disorders. Some issues of inner ear impairment following administration of antibiotics, cytostatics, salicylates and nonsteroidal antiinflammatory drugs are presented in the article. Some of the clinical symptoms indicative to the possibility of complications in the inner ear: tinnitus, hearing loss, giddiness and vertigo.