Left lower abdominal pain, dizziness and cold sweat may be due to ulcerative colitis, bacillary dysentery, urinary tract stones and other diseases. 1. Ulcerative colitis: the cause of the disease is not clear, mostly considered with the immune, genetic, intestinal microecology and other factors, and dietary impurity, climate change and other conditions may also trigger ulcerative colitis. Patients often have diarrhea, abdominal pain and other symptoms, mostly manifested in the left lower abdomen or lower abdominal paroxysm, can also be manifested as a full abdominal pain. Some patients may also be accompanied by mucous pus and blood stools, malnutrition, anemia and other conditions, which can also appear in the lower left abdomen pain, dizziness and cold sweat. 2. Bacterial dysentery: usually due to Shigella infection, and also with overwork, stress, overeating, cold and other factors. General acute bacillary dysentery patients often appear chills, high fever, fatigue, headache and other symptoms, can also appear left lower abdominal pain, diarrhea and other phenomena, so that some patients may be manifested in the left lower abdominal pain, dizziness and cold sweat. 3. Urinary tract stones: the pathogenesis is not clear, mostly considered to be related to dietary habits, environment, gender, age and other factors. Patients often have difficulty urinating, dribbling urination and other symptoms, if the posterior urethral stones, can also appear perineum and scrotum pain, which will also appear in the left lower abdomen pain dizziness and cold sweat and other phenomena. It is recommended that patients with symptoms of lower left abdominal pain, dizziness and cold sweats, timely according to the cause of the disease, to take reasonable treatment.