THE use of the lecithin/sphingomyelin (L/S) ratio in amniotic fluid as a method to predict the risk of respiratory-distress syndrome was a major discovery in perinatology, with immediate widespread acceptance. Shelley et al.¹ have recently called ...

THE human T-cell population is composed of distinct subsets with unique functions.^{1 2 3 4 5 6} A delicate balance between effector and regulatory cells is required for immune homeostasis.^{7 , 8} Aberrations in immunoregulatory T-cell subsets have been shown ...

NORMAL and diabetic subjects each have characteristic basal plasma glucose and insulin concentrations,¹ but the control mechanisms involved have not been well delineated. Basal insulin secretion is dependent on the plasma glucose,^{2 3 4} but may also be ...

THE title of this lecture is at best premature and more likely absurd, but I have adopted it for two reasons. In the first place, I want to emphasize the continuing tension within psychiatry between biologic and psychologic explanations of behavior. ...

(Second of Two Parts)

Renal Transplantation

In the current operation the donor kidney is placed in the iliac fossa, and the surgeon has the option of an end-to-end anastomosis of the renal artery with the hypogastric artery or, if this is not suitable, an ...

CARDIAC conduction abnormalities and dysrhythmias often occur in the presence of cardiomyopathy and a history of excessive alcohol consumption. Using the repetitive ventricular response, we provoked sustained ventricular tachycardia, only after the ...

MANY patients with acquired factor X deficiency associated with primary amyloidosis have a severe bleeding disorder.^{1 2 3 4} A Because administered factor X is rapidly removed from circulation, concentrates of vitamin K and vitamin K-dependent factors ...

Presentation of Case

A 44-year-old man was admitted to the hospital because of renal dysfunction.

He was well until the age of 17 years, when proteinuria was found during an insurance examination. When he was 22 years old the nonprotein nitrogen was 30 mg ...

An association between alcohol use and cardiac arrhythmias, particularly atrial fibrillation, has long been suspected, largely on the basis of case reports. The sporadic nature of such reports has suggested that special circumstances, such as exceptional ...

The Nobel Prize in Physiology or Medicine this year has been awarded to Cormack and Hounsfield for their development of the CAT scanner. Computerized axial tomography has been called the greatest technical advance in x-ray diagnosis since Roentgen. In the ...

COMMITTEE ON MATERNAL WELFARE

Pulmonary Hypertension and Pre-eclampsia

A five-year-old girl with congenital heart disease was found on cardiac catheterization to have a ventricular septal defect, dilatation of the pulmonary artery, and pulmonary ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

To the Editor: In the July 5 issue of the Journal, Swan and Brown reported observing a lower rate of sterilization among patients with cervical cancer or their partners than among matched controls. The major part of this difference was attributed to ...

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.

No extract is available for articles shorter than 400 words.

To the Editor: It was in a public telephone booth when I was about 40, I think, that I first realized, or strongly suspected, that I needed reading glasses. The booth was too short to allow me to get far enough away from the dial to see the numerals and ...

No extract is available for articles shorter than 400 words.

To the Editor: The current preoccupation with physical fitness has pervaded society to the extent that an estimated 40 million Americans will be involved in some form of sustained aerobic activity by 1980. That over 12,000 runners (official and ...

No extract is available for articles shorter than 400 words.

To the Editor: The National Institutes of Health (NIH) serves as the main conduit for federal monies to biomedical research. NIH uses the peer-review system. The system has been rightly praised in the past. I wish to suggest that the system is on the ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

During the laissez-faire liberalism of the 19th century, the courts opposed licensure of occupations (including the practice of medicine and of law) because consumer protection did not justify a reduction in personal freedom. Today, consumerism is ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

These two recent books possess a very different focus. Both are well written and informative, and both editors have impaneled impressive congregations of authorities. The editors should also be commended for integrating the varied styles of their ...

No extract is available for articles shorter than 400 words.