The main causes of pain in the upper right thigh are trauma, bone and joint diseases, infectious diseases and tumors.
1. Trauma: If the external force collides with the upper part of the right thigh, causing soft tissue injury or fracture, then the upper part of the right thigh will have the symptom of pain.
2. Osteoarthritic diseases: if you suffer from osteoarthritic diseases, the symptoms of right upper thigh pain can also occur, such as hip or knee osteoarthritis, osteomyelitis of the femur, ankylosing spondylitis, lateral femoral nerve entrapment syndrome, and high lumbar intervertebral disc herniation, etc., which can cause inflammation and stimulation and lead to the symptoms of pain in the right upper thigh.
3. Infectious diseases: if you suffer from herpes zoster, chronic pelvic inflammatory disease and inguinal lymphadenitis and other infectious diseases, then there will also be symptoms of right upper thigh pain.
4. Tumor: primary bone tumor of femur, metastasis of ovarian cancer, metastasis of prostate cancer and soft tissue tumors can also cause right upper thigh pain, especially at night.
Serious cases need to go to regular hospitals in time and do not delay the diagnosis and treatment.