Multiple sclerosis (MS) is a chronic, autoimmune demyelinating disease of the central nervous system. The association of vitamin D deficiency, sun exposure, and higher incidence of multiple sclerosis has been known for long, and a number of studies have confirmed anti-inflammatory and neuroprotective properties of vitamin D. Vitamin D receptor (VDR...

By Lazar Bajić, Dejan Savic, Nikola Krstić, Ana Andrejević, Andrija Rančić, Miljana Mladenović, Tatjana Jevtovic Stoimenov

Drug-induced esophageal injuries are rare in clinical practice. Doxycycline is the most common antibiotic that can damage the esophagus. We present a 26-year-old woman who visited a gastroenterologist because of difficulty swallowing and pain during swallowing. After laparoscopic treatment of endometriosis, the gynecologist prescribed her doxycycli...

By Stojanov Benedeto, Gordana Petrović, Andrija Rančić, Jovičić Milentijević, Radmila Veličković, Nebojša Ignjatović, Dragan Stojanov

Introduction. Acute intermittent porphyria is a rare metabolic disorder of the hem biosynthetic pathway that can cause severe neurological symptoms involving the central, autonomic and peripheral nervous system. Diagnosis may be delayed due to variable symptoms that can mimic other diseases. Case report. A 23-year-old woman with abdominal pain, con...

By Stefan Todorović, Gordana Đorđević, Andrija Rančić, Dejan Aleksić

Introduction. Systemic lupus erythematosus (SLE) represents a multisystemic disease characterized by antibody production, complement activation, and immune complexes deposition. Certain types of malignancies occur more often, and conversely, some of them occur less often in SLE patients. Mucosal melanoma of the anorectal region represents a rare fo...

By Aleksandar Popović, Ivan Petković, Andrija Rančić, Aleksandra Dimitrijević, Vesna Brzački, Stefan Stankov, Andrija Jović, Sonja Stojanović