If your surgical wound becomes infected, the area is more likely to become weak. You may also get a hernia next to a stoma. A stoma is an opening in your abdomen that drains stool from your bowels. Muscle strain: Heavy lifting and pregnancy can strain the muscles in your abdomen.
WHAT THEY DO... Active trigger points cause muscle pain. Latent trigger point can cause stiffness in a muscle. Triggers are created by a protective mechanism in your body - a message that tells a muscle to tighten up to prevent further damage.
What is a trigger point injection? A trigger point injection is an injection of local anesthetic, with or without steroid, into the trigger point in the muscle. A trigger point is a band of tissue within a muscle that, when pressed, causes your typical pain. Trigger point injections are ordered by your doctor to try to help break up the tight muscle.