Sign Up for a Free Account

This is an image preview.
Start a Free Account
to view the full image.

  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

  • Every article is reviewed by our esteemed Editorial Board for accuracy and currency.

  • Full spectrum of neurology in 1,200 comprehensive articles.

  • Listen to MedLink on the go with Audio versions of each article.

Radiation isodose lines for pineal germinoma with leptomeningeal metastases

Radiation isodose lines for 20-year-old male treated with craniospinal proton radiotherapy and pineal region boost without chemotherapy for pineal germinoma with leptomeningeal metastases. (A) Isodose lines depicting dose of 23.4 Gy (pink) to the whole brain and boost to 45 Gy (white) to pineal disease. Isodose curves show steep falloff between 23.4 Gy CSI dose and 45 Gy primary tumor boost. (B) Sagittal CT of colorwash representation of radiation doses for craniospinal radiation. Target is covered by 23.4 Gy (red). Note steep dose fall-off in midvertebral body and lack of exit dose in abdomen with proton radiotherapy. (Contributed by Dr. Nadia Laack.)

Related Article

Related Media

Associated Disorders

  • Choriocarcinoma
  • Diabetes insipidus
  • Embryonal carcinoma
  • Endodermal sinus tumor
  • Hydrocephalus
  • Immature teratoma
  • Mature teratoma
  • Pan-hypopituitarism
  • Precocious puberty
  • Radiation-induced nervous system injury