Fascia is continuous throughout the body. When you engage it superficially by pushing on it, lifting it, lengthening it, etc., it affects the areas to which it extends without having to engage deeper tissues.
Pudendal nerve pain can sometimes be misdiagnosed as sacroiliac joint strain. A careful intake and assessment can help draw out the details needed to prepare an appropriate treatment plan.
Massage cannot repair cartilage injuries, but it can be an excellent adjunct treatment that can ease pain, help prevent further complications, and lead to overall treatment success.