[The achievements of Karol Marcinkowski (1800-1846) in otorhinolaryngology].

The short biography of Karol Marcinkowski (1800-1846) is presented first of all. His professional, scientific and social activities are described. Karol Marcinkowski was a versatile doctor. He was also the kind doctor who devoted himself completely to his patients. His surgical achievements are well known from the Medical Council at Sisters of Charity Hospital in Poznań Reports. The treatment of hypoacusis, nasal haemorrhage, rhinitis, glossitis, parotitis by K. Marcinkowski are analysed in more detail. Marcinkowski had operated fibroma iuvenile, hare-lips, larynx's abscess. He performed the plastic operations of face after injury and tumour. He removed the foreign body of trachea. His spirit will stay with us forever.