JOHN A. ROBBINS, M.D.; STEVEN D. ROSE, M.D.
In recent years, the routine laboratory test has become an accepted part of medical practice. With the growth of litigation, and the availability of automated machinery to facilitate laboratory procedure, physicians have adopted routine procedures that may add significantly to the cost of medical care.
It has been shown that by using clinical judgment to select which patients should have skull roentgenograms after trauma, saving large sums of money without significantly increasing risk to patients is possible (1). Is this true of other routinely ordered laboratory investigations? As a first step in answering this question, we retrospectively analyzed the abnormal
Learn more about subscription options.
Register Now for a free account.
ROBBINS JA, ROSE SD. Partial Thromboplastin Time as a Screening Test. Ann Intern Med. 1979;90:796-797. doi: 10.7326/0003-4819-90-5-796
Download citation file:
Published: Ann Intern Med. 1979;90(5):796-797.
Results provided by:
Copyright © 2017 American College of Physicians. All Rights Reserved.
Print ISSN: 0003-4819 | Online ISSN: 1539-3704
Conditions of Use
This PDF is available to Subscribers Only