This observational study aims to learn more about complicated infections treated by otorhinolaryngologists. The main questions to answer are:
* What is the management of complicated sinonasal infections in Ljubljana, Slovenia, * What is the management of complicated ear and temporal bone infections in Ljubljana, Slovenia, * What is the management of complicated neck soft tissue infections in Ljubljana, Slovenia, * What is the management of complicated laryngeal infections in Ljubljana, Slovenia
Participants will receive standard treatment according to the established evidence-based clinical practice.
Diagnoses: rhinitis AND/OR sinusitis AND/OR facial cellulitis AND/OR facial abscess AND/OR nasal furuncle AND/OR infection of the outer AND/OR middle AND/OR inner ear AND/OR temporal bone AND/OR infection of the soft tissues of the neck with/without bone and cartilage involvement AND/OR laryngitis AND/OR epiglottitis (or supraglottitis) AND/OR
treated at the Department of Otorhinolaryngology and Cervicofacial Surgery, University Medical Center Ljubljana.
disagreement of the patient and/or parents (or legal guardians) with inclusion in the research,
failure to meet the inclusion criteria.