MORTALITY from ischemic heart disease occurs mainly outside the hospital. Primary ventricular fibrillation is not uncommon in patients with acute myocardial infarction who are awaiting help. Prevention of death in this group of patients requires rapid ...

ABERRANT expression of proto-oncogenes, which. normally are quiescent or regulated, has been implicated in the causation of various malignant neoplasms.¹ Such aberration can occur when regulation of a single gene is faulty, when multiple copies of a gene ...

THE association of acute viral diseases, such as influenza, hepatitis B, mumps, and rubella, with transient inflammation of the joints has for many years encouraged the hypothesis that viruses may be etiologic agents in chronic arthritides in human ...

THE serum level of 1,25-dihydroxyvitamin D (1,25-(OH)₂D) is frequently elevated in primary hyperparathyroidism^{1 , 2}; it has been suggested that the concentration of this compound is related to circulating levels of parathyroid hormone³ and may be of ...

AGENERATION ago, parathyroid function in patients with primary hyperparathyroidism was widely regarded as autonomous, and the concept of parathyroid autonomy was the theoretical basis for the use of calcium infusion as a diagnostic parathyroid-suppression ...

CONCERNS about the efficiency and effectiveness of health care are not new.^{1 2 3 4} Wide variations in hospital lengths of stay, in use of procedures, and in postsurgical mortality have been reported.^{5 6 7 8 9 10 11} After enactment of Medicare and Medicaid ...

ALTHOUGH coronary spasm is an important component of a number of ischemic cardiac syndromes,^{1 2 3 4 5 6} its cause or causes remain ill-defined. Numerous hypotheses have been considered to explain the mechanisms producing focal vascular hyperreactivity. ...

Presentation of Case

A 50-year-old woman was admitted to the hospital because of exacerbation of pansinusitis.

There was a long history of chronic sinusitis, with nasal stuffiness and crusting, and pain in the frontal and temporal regions despite the ...

LIDOCAINE was introduced into medical use at the inception of the era of coronary care units.^{1 , 2} These units were established to protect patients against lethal ventricular arrhythmias known to occur in the early stages of acute myocardial infarction. ...

Like Odysseus, American physicians now find themselves caught between the Scylla of the public's fervent hope that doctors are nobler than the average person and the Chafybdis of the view that they are as selfish as anyone else. And unlike Odysseus, we ...

No extract is available for articles shorter than 400 words.

To the Editor: The study by Radford and Renard of a group of Swedish miners (June 7, 1984, issue)¹ concluded that the risk of lung cancer to nonsmokers from exposure to radon daughters is 850(±200)×10–6 per working-level month (WLM). The purpose of this ...

To the Editor: The suggestion has been made in the Journal ¹ and elsewhere² that a neurotoxin such as 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) may be the cause of Parkinson's disease. However, Burns et al. (May 30 issue)³ find that differences ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

To the Editor: Chicken soup is a well-recognized and widely used treatment for a variety of illnesses.¹ An unusual complication of this agent, however, can be hypernatremia.

The patient was a 75-year-old Chinese-American woman with diabetes mellitus ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

To the Editor: Horn et al. (July 4 issue)¹ address a timely and important issue by asking whether Medicare's case-mix index, based on DRGs (diagnosis-related groups), fairly reflects the treatment needs of Medicare beneficiaries. The authors argue that ...

The already broad scope of medical careers has been given further breadth. Something new has been added: the career of observing, analyzing, quantifying, and recommending the regulation of medical care.

In 1929 the Committee on Costs of Medical Care ...

The escalating cost of health care in the United States today has been blamed on a variety of culprits. Near the top of the list of explanations compiled by physicians, administrators, manufacturers, and observers alike is litigation involving allegations ...

No extract is available for articles shorter than 400 words.

The vast medical care system that serves the nation's military veterans faces an uncertain future that is framed by the humanitarian instincts of society, a conservative administration that seeks to decrease public spending, a population of veterans that ...