Kikuchi-Fujimoto disease: the first reported case in Croatia.

Kikuchi-Fujimoto disease (KFD) is an extremely rare disease known to have a worldwide distribution with higher prevalence among Japanese and other Asiatic individuals. KFD presents as benign and self-limited disorder, characterized by regional cervical lymphadenopathy with tenderness, usually accompanied with mild to high fever and night sweats. Less frequent symptoms include weight loss, nausea, vomiting and sore throat.

Angiosarcoma of the hypopharynx: case report.

Angiosarcomas are malignant neoplasias of rapid growth that emerge from endothelial cells. They are rarely found in the area of the head and neck and account less than 0.1% of all head and neck malignancies.

Significance of the pepsin from the saliva in the diagnosis and treatment of laryngopharyngeal reflux disease.

Etiopathogenesis of the laryngopharyngeal reflux has not been sufficiently clarified. It is believed that damage to the lining of laryngopharynx in laryngopharyngeal disease occurs in the use of acid and pepsin. The diagnosis of reflux acidic 24-hour Dual probe pH-metry is considered the gold standard.

Non-functional parathyroid gland carcinoma, a rare malignant tumor of the head and neck.

Carcinoma of the parathyroid gland is a very rare tumor of the head and neck. The largest number of carcinomas are discovered by chance. (intraoperatively, during surgery removal of the parathyroid gland are adenomas).

The significance of Helicobacter pylori in patients with nasal polyposis.

Aim: To determine the presence of Helicobacter pylori in nasal polyps and the transmission of H. pylori from stomach to nasal polyps.

Methods: In a prospective, controlled clinical research, 35 subjects with nasal polyps and 30 controls with concha bullosa (CB) were involved, and had been subjected to endoscopic sinus surgery (ESS).