Surgical Treatment for Advanced Cancer. 1  Surgical treatment, involving the removal of any part of the vocal folds, will cause the voice to be rough, gravelly, and hoarse. 2  The advantage of surgery in the treatment of laryngeal cancer is that only the areas involved with tumor are subjected to treatment.
Scientific name: Collagen hydrolysate. Other names: Hydrolyzed collagen, purified gelatin, HCP, type II collagen. Collagen is made from beef, pork or fish bones and skins after being processed to make it easier to digest. You can buy collagen capsules from pharmacies and health food shops.
Hereâs an overview of the different types of collagen, collagen sources and their primary benefits: 1  Type 1: This is by far the most abundant, and almost considered to be the strongest, type of collagen found in the human body. 2  Type 2: Type 2 collagen primarily helps build cartilage, which is found in connective tissues.