Symptoms

Signs and symptoms of malignant peripheral nerve sheath tumors include:

• Pain in the affected area
• Weakness when trying to move the affected body part
• A growing lump of tissue under the skin

When to see a doctor

Make an appointment with your doctor if you have any persistent signs and symptoms that worry you. Malignant peripheral nerve sheath tumors are rare, so your doctor may investigate more-common causes for your symptoms.