Rinogen mənşəli orbital fəsad - sağ alın cibinin açıq sinusotomiyası + FESS
The chronic purulent pansinusitis, complicated by destruction of anterior, posterior and inferior walls of the right frontal sinus, retrobulbar abscess and fronto-orbital fistula from the right.
Combined operation: right-hand external frontal sinusotomy + FESS