Can si joint problem cause pain in calf? Sharp pain over left SI joint plus a bit in hip but also have stabbing pain in calf had MRI and spine is fine

SI jnt pain not calf. SI joint pain refers to low back primarily, but can radiate to upper buttock, posterior, lateral,thigh, and occasionally to groin. Calf pain is not related to SI dysfunction. Visit a PMR doctor or orthopedist for an evaluation to determine the cause of your pain, and start a treatment program.