Hidden pain in the right upper abdomen and right lower back may be caused by right lumbar muscle strain, right ureteral stone, cholecystitis and other reasons. 1. Right lumbar muscle strain: right lumbar muscle injury induced by prolonged sitting and standing, prolonged weight-bearing work, strenuous exercise, etc., which may cause vague pain in the right upper abdomen and right lower back. 2. Right ureteral stone: right ureteral stone obstruction can cause ureteral colic, manifested as sudden right waist, epigastric pain, and paroxysmal episodes, accompanied by the groin or scrotum and other parts of the radiation. 3. Cholecystitis: cholecystitis attack can also appear right waist, right epigastric paroxysmal spasmodic pain, and pain to the right shoulder, back and other parts of the radiation. 4. Liver disease, right-sided colon lesions, women’s right-sided pelvic inflammatory disease and other diseases may also lead to the emergence of the right upper abdomen and the right side of the waist pain. It is recommended that the patient should consult the doctor in time for a clear diagnosis and correct treatment under the doctor’s guidance.