MORPHOLOGICAL AND FUNCTIONAL FEATURES OF THE MUCOUS MEMBRANE OF SMALL AND LARGE INTESTINE IN PATIENTS WITH COVID-19 AND IN POST-COVID-19 PERIOD.

Objective: The aim: To reveal the morphological and functional features of the mucous membrane of small and large intestine in patients with COVID-19 and in post-COVID-19 period.

Patients And Methods: Materials and methods: In the present study, the authors used biopsy and autopsy material represented by the fragments of the mucous membrane of small and large intestine. All studied material was divided into 10 groups.

SEBORRHEIC KERATOSIS: CURRENT STATE OF THE PROBLEM.

Objective: The aim is to identify age, gender, clinical and morphological features of seborrheic keratosis.

Patients And Methods: Material and methods: The study used biopsy material from 196 patients with a clinical diagnosis of "Seborrheic keratosis". In all cases, when studying directions for pathohistological examination, the authors analyzed gender and age characteristics, as well as localization of seborrheic keratosis.

Study of pathogenic factors of e.coli isolated from patients with peritonitis.

Objective: The aim: To study the biological properties of museum and clinical strains of E.coli isolated from patients with peritonitis.

Patients And Methods: Materials and methods: It was used 94 strains (clinical, museum and reference).