Official medical round stamp, cyan blue ink on white paper. The outer text ring says "ГБУЗ ГКБ № 4 СВЕТЛОГРАД", the inner circle has a bold text "ДЛЯ СПРАВОК И МЕДИЦИНСКИХ ЗАКЛЮЧЕНИЙ" and a small medical symbol (bowl of Hygieia with a snake). Clean impression, slight ink bleed, realistic document prop, authentic Russian administrative stamp style --no background, white background.
