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Article
July 1972

The Pharyngoesophageal Sphincter.

Author Affiliations

Knoxville, Tenn

 

By Costantino Zaino, MD; Harold G Jacobsen, MD; Harold Lepow, MD; and Cahit H Ozturk, MD. Price, $18.50. Pp 209. Charles C Thomas Publisher, 301-327 E Lawrence Ave, Springfield, Ill 62703, 1970.

Arch Intern Med. 1972;130(1):159. doi:10.1001/archinte.1972.03650010137049

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Abstract

The authors have based their book on 110 cadaver specimens, and they present the normal gross and histologic anatomy of the pharyngoesophageal region. The book is an attempt to define the exact location of the function of the cricopharyngeous (which, interestingly, was first described by Valsalva in 1717) which the authors preferred to call the pharyngoesophageal sphincter. They found this sphincter to be a 1 to 2 cm long segment similar to the lower esophageal vestibular complex which the authors also recently investigated; their findings were published in 1963.

The second chapter deals with the gross anatomy and has excellent gross photographs of the cadaver specimens illustrating that particular part of the anatomy described in the text. The photographs are generous in size, well-labeled, and do much to enhance the description and references made to the areas throughout the book. The third chapter deals with the embryology and histology of

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