Effects of Aircraft Noise on Sleep: Federal Aviation Administration National Sleep Study Protocol.

Aircraft noise can disrupt sleep and impair recuperation. The last U.S.

Tailgut cyst, an unusual cause of pseudomyxoma peritonei.

Background: Retrorectal hamartoma, also known as tailgut cyst, is a rare tumor that arises from remnants of the embryonic postanal gut. The tumor occurs in the retrorectal space and may undergo malignant degeneration.

Methods: The clinical information on a single patient with pseudomyxoma peritonei associated with a tailgut cyst was reviewed and a literature review of the subject performed.

Globular hepatic amyloid: a diagnostic peculiarity that bears clinical significance.

Hepatic amyloid deposition in the form of globular inclusions is a rare occurrence. Only 24 such cases have been reported to date. Its clinical and pathological significance are undefined.