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ICD-10-CM Codes, C00-D49, C69-C72, Malignant neoplasm of the brain C71

Malignant neoplasm of the brain C71-

Type 1 Excludes

  • malignant neoplasm of cranial nerves (C72.2-C72.5)
  • retrobulbar malignant neoplasm (C69.6-)

Clinical Information

  • A primary or metastatic malignant neoplasm affects the brain.
  • Cancer of the brain is usually called a brain tumor. There are two main types. A primary brain tumor starts in the brain. A metastatic brain tumor starts somewhere else in the body and moves to the brain. Brain tumors can be benign, with no cancer cells, or malignant, with cancer cells that grow quickly. Brain tumors can cause many symptoms. Some common symptoms include:
    • headaches, usually worse in the morning.
    • nausea and vomiting.
    • changes in your ability to talk, hear, or see.
    • problems with balance or walking.
    • problems with thinking or memory .
    • muscle jerking or twitching.
    • numbness or tingling in arms or legs.

Physicians diagnose brain tumors by doing a neurologic exam and tests including an MRI, CT Scan, and biopsy. People with brain tumors have several treatment options. The options are surgery, radiation therapy, and chemotherapy. Many people get a combination of treatments.


C71 Malignant neoplasm of brain

C71.0 Malignant neoplasm of cerebrum, except lobes and ventricles

C71.1 Malignant neoplasm of frontal lobe

C71.2 Malignant neoplasm of temporal lobe

C71.3 Malignant neoplasm of parietal lobe

C71.4 Malignant neoplasm of occipital lobe

C71.5 Malignant neoplasm of cerebral ventricle

C71.6 Malignant neoplasm of cerebellum

C71.7 Malignant neoplasm of brain stem

C71.8 Malignant neoplasm of overlapping sites of brain

C71.9 Malignant neoplasm of brain, unspecified

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