Causes of a goiter include an imbalance in the thyroid gland and Goiter symptoms generally occur in a gland that is overactive, producing too much hormone (hyperthyroidism), or that is underactive, producing too little hormone (hypothyroidism).
ICD-9 170.3 is malignant neoplasm of ribs, sternum, and clavicle (1703). This code is grouped under diagnosis codes for neoplasms.
Malignant melanoma (see the image below) is a neoplasm of melanocytes or a neoplasm of the cells that develop from melanocytes. Although it was once considered uncommon, the annual incidence has increased dramatically over the past few decades.