dMontefiore Medical Center, Bronx, New York. eWashington University School of Medicine, Saint Louis, Missouri. fEmory University School of Medicine, Atlanta, Georgia; American Association of Neurological Surgeons/Congress of Neurological Surgeons. gHospital of the University of Pennsylvania, Philadelphia, Pennsylvania. hUniversity of Utah Health, Salt Lake City, Utah. iUniversity of Rochester Medical Center, Rochester, New York; American Academy of Neurology. jThomas Jefferson University Hospital, Philadelphia, Pennsylvania. kJacobi Medical Center, Bronx, New York. lBrigham & Women's Hospital, Boston, Massachusetts; Committee on Emergency Radiology-GSER. mUniversity of California San Francisco, San Francisco, California. nSchmidt College of Medicine, Florida Atlantic University, Boca Raton, Florida; American College of Emergency Physicians. oUniversity of Cincinnati, Cincinnati, Ohio; Commission on Nuclear Medicine and Molecular Imaging. pSpecialty Chair, University of Iowa Hospitals and Clinics, Iowa City, Iowa. The American College of Radiology seeks and encourages collaboration with other organizations on the development of the ACR Appropriateness Criteria through representation of such organizations on expert panels. Participation on the expert panel does not necessarily imply endorsement of the final document by individual contributors or their respective organization. Reprint requests to: publications@acr.org Imaging of Suspected Intracranial Hypotension hypotension include qualitative signs (engorgement of venous sinuses, pachymeningeal enhancement, midbrain descent, superficial siderosis, subdural hygroma or hematoma, and convex superior surface of the pituitary) and quantitative signs (pituitary height, pontomesencephalic angle, suprasellar cistern, prepontine cistern, midbrain descent, venous-hinge angle, mamillopontine angle, tonsillar descent, and area cavum veli interpositi) [4,16,25-27].
Imaging of Suspected Intracranial Hypotension PCAs. dMontefiore Medical Center, Bronx, New York. eWashington University School of Medicine, Saint Louis, Missouri. fEmory University School of Medicine, Atlanta, Georgia; American Association of Neurological Surgeons/Congress of Neurological Surgeons. gHospital of the University of Pennsylvania, Philadelphia, Pennsylvania. hUniversity of Utah Health, Salt Lake City, Utah. iUniversity of Rochester Medical Center, Rochester, New York; American Academy of Neurology. jThomas Jefferson University Hospital, Philadelphia, Pennsylvania. kJacobi Medical Center, Bronx, New York. lBrigham & Women's Hospital, Boston, Massachusetts; Committee on Emergency Radiology-GSER. mUniversity of California San Francisco, San Francisco, California. nSchmidt College of Medicine, Florida Atlantic University, Boca Raton, Florida; American College of Emergency Physicians. oUniversity of Cincinnati, Cincinnati, Ohio; Commission on Nuclear Medicine and Molecular Imaging. pSpecialty Chair, University of Iowa Hospitals and Clinics, Iowa City, Iowa. The American College of Radiology seeks and encourages collaboration with other organizations on the development of the ACR Appropriateness Criteria through representation of such organizations on expert panels. Participation on the expert panel does not necessarily imply endorsement of the final document by individual contributors or their respective organization. Reprint requests to: publications@acr.org Imaging of Suspected Intracranial Hypotension hypotension include qualitative signs (engorgement of venous sinuses, pachymeningeal enhancement, midbrain descent, superficial siderosis, subdural hygroma or hematoma, and convex superior surface of the pituitary) and quantitative signs (pituitary height, pontomesencephalic angle, suprasellar cistern, prepontine cistern, midbrain descent, venous-hinge angle, mamillopontine angle, tonsillar descent, and area cavum veli interpositi) [4,16,25-27].