Schwannoma, Malignant

Schwannoma, Malignant Definition

Schwannoma, malignant is a type of malignant tumor that grows from the nerve sheath cells. It originates from the Schwann cells that are responsible for providing myelin insulation to nerve fibers in the peripheral nervous system. It is most common to occur on the sciatic, brachial and sacral plexus nerves.

Schwannoma, Malignant Symptoms and Signs

Symptoms produced by Schwannoma, malignant depend on the actual location of the tumor. However, general manifestations may include the following: * Pain depending on the location of the tumor * Bladder dysfunctions, which can be presented in different forms like urinary incontinence, bladder distention or bladder infections. * Bowel dysfunction or symptoms produced due to some malfunctions in the digestive system. It may take the form of diarrhea, stomach pain, constipation, flatulence and any other symptoms affecting the digestive tract of the individual. * Numbness or loss of sensation usually around or in the exact location of the tumor due to the damaged or diseases nerves. * Abnormal nerve sensations for example pins-and-needles, tingling, pricking, or burning. This is due to nerve damage caused by pressure or nerve entrapment. * Weakness may occur due to numbness or abnormal nerve sensations in the affected area.