There are many reasons for men to have hidden pain in the left lower abdomen near the hip bone, which may be caused by muscle strain, femoral head necrosis, chronic prostatitis, intestinal lesions and other conditions. 1. Muscle strain: If you are playing sports or doing other activities, improper posture can lead to muscle strain on the outer side of the lower abdomen, causing pain and other discomfort. 2. Necrosis of the femoral head: If the femur is dislocated or fractured due to trauma, necrosis of the femoral head can cause localized soreness, pain and other symptoms. 3. Chronic prostatitis: If you don’t like sports, keep sitting for a long time, or get infected with mycoplasma, chlamydia and other germs, it can lead to chronic prostatitis, which is often accompanied by pain in the lower abdomen, frequent urination and other symptoms. 4. Intestinal lesions: If you suffer from ulcerative colitis, Crohn’s disease and other intestinal lesions, the local mucous membrane congestion and edema can lead to conscious abdominal pain and other symptoms; in addition, the patient may have abnormal bowel movements. There are many other reasons for the appearance of the symptoms, when the left lower abdominal pain and other uncomfortable situations, it is recommended to go to the hospital as soon as possible, and actively cooperate with the physician for diagnosis and treatment.