“…Gastrointestinal fistulae in patients treated for malignancy -diagnostics and treatment The timing of a fistula treatment, in particular first 24-48 hours after its diagnosis, especially in high gastrointestinal fistulas, is of utmost importance (1,11). At this time, the principle goal of treatment is to control the shock, correct fluid and electrolytes and acidbase abnormalities, supplement blood and protein, ensure effective drainage and protect the skin, drainage of the gastrointestinal tract by insertion a nasogastric probe to the stomach or gastrostomy.…”