One of the vital difficult facets of diagnosing and treating SIJ dysfunction lies in its inconsistent presentation. SIJ ache may be current by localized and/or referred ache. The most typical complaints embody ache within the decrease again, buttocks, leg, groin, and hip . Signs equivalent to elevated urinary frequency and transient numbness/tingling have additionally been reported . The most typical areas of referred ache are the buttocks (94 %), decrease lumbar area (72 %), decrease extremity (50 %), and groin (14 %) . The standard of the ache can vary from boring and achy to sharp and stabbing. Aggravating components embody all varieties of bodily exercise, unspecified sustained positions, bending, climbing, rising, and sexual activity. Probably the most constant issue for figuring out SIJ ache is unilateral ache beneath L5.