Within ICD-9-CM, you may select codes Home Â» Coding Â» ICD-9-CM: NOS vs. NEC. ICD-9-CM: NOS vs. NEC. By John Verhovshek In Coding. NOS codes are never favored, and claims submitted with such diagnoses may be rejected for lack of medical necessity and/or specificity.
The muscle diagram on InnerBody.com shows the entire human body with a number of specific muscles marked by green dots. The two-dimensional interactive map is divided into a number of muscle areas for closer examination. Areas include the head and neck, chest and upper back, leg and foot, and arm and hand.
Muscle is a soft tissue found in most animals. Muscle cells contain protein filaments of actin and myosin that slide past one another, producing a contraction that changes both the length and the shape of the cell. Smooth muscle or involuntary muscle is found within the walls of organs and structures such as the esophagus, stomach, intestines, bronchi, uterus, urethra, bladder, blood vessels, and the arrector pili in the skin (in which it controls erection of body hair).