A PROSPECTIVE evaluation of the natural history of chronic bifascicular and trifascicular conduction abnormalities was initiated in December 1973 to determine the frequency of heart block, death, sudden death, and death due to bradyarrhythmias and to ...

THE presence of microfilariae in the blood of infected patients ("patency") is a critical factor in the transmission of lymph-dwelling nematodes such as Brugia malayi and Wuchereria bancrofti. ^{1 , 2} In animal models, the level of microfilaremia is ...

THAT newborn intensive care can lower mortality in low-birth-weight infants is widely accepted,^{1 2 3 4 5 6 7} although some authors still demur.^{8 , 9} However, as noted recently by Sinclair et al., the evidence for the effectiveness of newborn-intensive-...

UNTIL recently panic disorder was viewed almost exclusively in psychological terms. It was believed that the patient was overreacting to a life stress or an "unconscious" conflict.¹ A growing body of evidence now suggests that we revise this view in favor ...

INTERMEDIATE filaments are ubiquitous cytoskeletal proteins in mammalian cells. Five classes of intermediate filaments are recognized on the basis of their distinct biochemical properties, and each class is restricted to certain cell types.^{1 , 2} For ...

TUBERCULOSIS is a major health problem among Haitians who have recently entered southern Florida. Among those medically screened on arrival, we found that the prevalence of tuberculosis was 650 cases per 100,000 population. A high proportion of patients ...

THE syndrome of autism is a pervasive developmental disorder. It is diagnosed by the presence before 30 months of age of disturbances in the rate of development and coordination of physical, social, and language skills, abnormal responses to sensory ...

Presentation of Case

A 57-year-old man was admitted to the hospital because of confusion and a hemorrhagic disorder.

He was well until three years earlier, when an asymptomatic upper abdominal mass was found on routine examination; no lymphadenopathy was ...

Although pacemakers have been used clinically for almost 25 years,¹ we still do not know in all cases just when to install them. No physician would hesitate to prescribe a permanent pacemaker for a patient with syncope and documented third-degree ...

IN this issue of the Journal, Geller and his colleagues show that the administration of fenfluramine to three autistic children lowered platelet serotonin and was followed by improvement in clinical symptoms, social behavior, and IQ.¹ This finding may ...

To the Editor: Rasmussen has discussed chronic sinus-node disease and the indications for the use of permanent cardiac pacemakers.¹ He reports the number of pacemakers implanted in patients in 13 countries, as well as the fraction of pacemakers used for ...

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: Neurologic side effects from cimetidine have been reported among patients of advanced age and with impaired renal function. A positive correlation has been found between the concentrations of cimetidine in plasma and in cerebrospinal fluid ...

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: The loss of water and carbon dioxide from serum samples, leading to overestimation of sodium, potassium, and chloride and underestimation of total carbon dioxide, has previously been demonstrated.^{1 , 2} However, the effect of the above ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

To the Editor: The causes of increased serum gastrin include Zollinger–Ellison syndrome, duodenal ulcers, pernicious anemia, pyloric stenosis, chronic renal failure, atrophic gastritis, intestinal resection, antral G-cell hyperplasia,¹ the administration ...

No extract is available for articles shorter than 400 words.

To the Editor: Transformation of chronic myelogenous leukemia (CML) into acute leukemia with a lymphoid phenotype is a frequent event. However, the observation of a patient in whom acute lymphoblastic leukemia (ALL) developed 18 years after what seemed ...

To the Editor: An 18-year-old Chinese girl was admitted to the hospital because of giddy spells and weight loss. She had previously been healthy, and her only contacts with doctors had been for immunizations in early childhood. On examination she was ...

To the Editor: In 1980 303 cases of malaria were reported in American travelers — the greatest annual number of malaria infections in United States civilians recorded in the past 15 years. This increase undoubtedly reflects the larger number of Americans ...

To the Editor: My chief complaint is with the "chief complaint," for, together with the process by which it is obtained, it is an organized put-down. Many things about it and the philosophy behind it are wrong. First of all, no one likes a complainer; ...

In addition to their titles, these books share a frankly opinionated approach to this subject, with an emphasis on the clinical responsibilities of an interventional radiologist and the importance of a team approach. They differ markedly in style, scope, ...

Both these books deal with ultrasonography of the abdomen. That is their only similarity.

I had thought that capturing the art of real-time ultrasonography on the printed page would be impossible. Leon Skolnick's book changed that opinion. It presents a ...

Here are the normal anatomy and pathology of the larynx, hypopharynx, thyroid, parathyroid, nasopharynx, oropharynx, salivary glands, paranasal sinuses, and temporal bone, as well as the general topography and fascial compartments of the neck. Emphasis is ...

Ultrasound cardiology was developed in Sweden by Edler and Hertz as early as 1954. By the early 1960s they had described the motion patterns of the mitral and tricuspid valves, and although they incorrectly labeled the aortic root, they demonstrated both ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

Communication of special knowledge to the generalist or medical student poses a particular challenge to the author. The essentials must be culled from a vast array of detail and dispute and then conveyed with both an overview and a discussion of utility. ...

The volume by Weill and Turner-Warwick summarizes current research methods in the study of occupational lung disease. Twenty-eight authors have written chapters covering most of the recent advances of importance. In so doing they encounter some of the ...

Basic Science

Basic Microbiology for the Health Sciences. By V. Victor Kingsley. 157 pp. Philadelphia, W.B. Saunders, 1982. $12.95.

Free Radicals, Lipid Peroxidation and Cancer. (NFCR Cancer Symposia.) Edited by D. C. H. McBrien and T. F. Slater. 447 pp. ...

GASTROINTESTINAL TUMOR STUDY GROUP

The Study Group invites institutions and individuals in community clinical oncology programs to participate in colon, rectal, gastric, and pancreas studies.

Contact Dr. Philip S. Schein, c/o ECTO Operations Office, Suite ...

During the summer of 1981 an amendment was proposed to Senate Bill 800, the reauthorized Medical Library Assistance Act, that almost certainly would have led to the destruction of the National Library of Medicine (NLM) as it is known today. Indeed, ...