What causes diarrhea after eating something cold?

Eating cold things after easy diarrhea, may be cold things at one time intake of excessive physiological causes, may also be irritable bowel syndrome, ulcerative colitis and other pathological causes.
1. Physiological reasons: overeating, one-time intake of too much cold things, such as ice cream, chilled drinks, or at the same time eating fried chicken, marinated meat, beer, carbonated beverages, strong tea, coffee, spicy hot pot and other cold, greasy, spicy and irritating foods, can cause stimulation of the gastrointestinal mucosa and aggravate the burden on the digestive tract, resulting in nausea, vomiting, stomach pain, early satiety, diarrhea and other indigestion symptoms.
2. Pathologic causes:
(1) Irritable bowel syndrome: genetic, immune, environmental and other factors can cause gastrointestinal hyperresponsiveness, diarrhea, bloating, constipation, nausea, vomiting, abdominal pain, etc. It is a group of functional gastrointestinal disorders, i.e., without organic changes. The intake of cool things can stimulate the mucosa of the gastrointestinal tract, causing intestinal hyperreactivity and increased peristalsis, resulting in symptoms such as diarrhea.
(2) Ulcerative colitis: heredity, infection and other factors can cause ulcerative changes in the rectum and other parts of the rectum, cold food can stimulate the ulcerated surface, resulting in an increase in intestinal mucosal secretions as well as increased peristalsis, which can lead to diarrhea, abdominal distension, pus and blood stools and other symptoms.
Diarrhea occurs after eating cold things, it is recommended to consult a doctor in order to clarify the diagnosis, under the guidance of the doctor to carry out targeted treatment.