2026 - Нові тести (стомат)

A 5-year-old boy has a three- dimensional mass in his right upper jaw, and enlarged cervical and supraclavicular lymph nodes. Biopsy results: the structure of the lymph nodes is blurry, and there are diffuse proliferations of small lymphocyte-like cells, among which there are large macrophages with light-colored cytoplasm, which together resemble "starry sky". What disease is most likely in this case?

A tumor has been removed from the lower lip of a 60-year- old man. The tumor was invading the surrounding tissues. It looks like a soft nodule with an uneven, ulcerated surface. Histologically, the tumor is composed of strands, consisting of atypical cells of stratified epithelium. The strands were invading the underlying tissue and destroying it, forming nest-like clusters. What type of tumor is it?

A 13-year-old child has been diagnosed with tonsillitis and prescribed a combined sulfonamide drug with a bactericidal effect. What drug has been prescribed for the child?