THE preexcitation syndromes are considered to be congenital yet sporadic entities of unknown cause.¹ Accessory conduction pathways, the anatomical structures responsible for preexcitation, are thought to result from an unpredictable developmental failure ...

NODULAR thyroid disease and its medical management pose an important problem to the clinician and contribute markedly to the cost of medical care. Although clinically apparent nodules are present in 4 to 7 percent of American adults,^{1 , 2} recent ...

INVESTIGATIONS of inborn errors of metabolism have often contributed to our understanding of the biochemical basis for physiologic and pathophysiologic responses in human beings. Hyperuricemia is known to occur in glycogen storage disease (glycogenosis) ...

FATAL dialysis encephalopathy was first described in 1972 by Alfrey et al.¹ and was subsequently shown to be caused by the accumulation of aluminum in brain gray matter.² The aluminum is derived from aluminum-containing antacids and from the dialysate. ...

A NUMBER of studies^{1 2 3 4 5 6} have documented a strong inverse relation between the number of selected cardiac procedures performed in individual hospitals and the case fatality rates in those institutions. These findings suggest that a policy of ...

During the past few decades, valvular heart disease has changed in type and character. The two principal reasons for the changes are a decline in the prevalence of rheumatic heart disease and the longer survival of the population in general and of ...

Presentation of Case

A 60-year-old man was admitted to the hospital because of facial swelling and cyanosis.

There was a history of hypertension and impaired glucose tolerance that dated back 17 years. Seven years before admission the patient entered ...

After the Wolff–Parkinson–White syndrome was originally described,¹ Scherf suggested that the association of a short P-R interval, wide QRS complexes, and a susceptibility to paroxysmal arrhythmias was due to the presence of an accessory pathway capable ...

The underlying cause of hyperuricemia is often obscure. Why are serum urate levels markedly elevated in some acutely ill patients in the intensive care unit?¹ What lies behind reports of uric acid nephropathy after heavy exertion?² What is the association ...

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: In the article of Yokosuka et al. (Nov. 6 issue)¹ on hepatitis B virus (HBV) RNA transcripts and liver DNA in chronic HBV infection, it is concluded that the free DNA of HBV and its products are causally related to the activity of liver ...

No extract is available for articles shorter than 400 words.

To the Editor: Tricyclic and monoamine oxidase–inhibitor antidepressants can produce sexual dysfunction,¹ but unlike the situation with phenothiazines,² trazodone is the only antidepressant that is known to produce priapism.³ We describe a patient in ...

To the Editor: Morimoto et al. (Jan. 8 issue)¹ report the loss of suppressor-inducer T cells in patients with progressive multiple sclerosis. The authors allude to our earlier study,² noting that "a subset of T helper cells was found to be decreased in ...

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.

Nephrologists have long recognized the inseparable links between the cardiovascular system and the kidneys. In health and disease, the two systems are vitally dependent on each other. When either component becomes ill, the other suffers. In this well-...

As the authors emphasize in their introduction, the clinical physiologist attempting to correlate the remarkable profusion of in vitro data pertaining to salt and water faces a formidable task indeed.

To resolve this problem, the authors have chosen to ...

No extract is available for articles shorter than 400 words.

No extract is available for articles shorter than 400 words.

There are few comprehensive textbooks on cardiac pacing therapy, let alone books devoted exclusively to temporary or emergency cardiac pacing. Generally, this subject is covered in a single chapter in one of the general textbooks on pacing. To my ...

No extract is available for articles shorter than 400 words.

Striking developments have occurred in the field of hemostasis and thrombosis in the past several years. The contributions to this update were clearly well chosen to highlight the principal advances. Exciting developments in the production and use of ...

Physicians now have available an extraordinary array of new drugs for cardiovascular diseases. This book is a convenient source of recent information on most of the drugs used to treat patients with those disorders. The chapters deal with antiarrhythmic ...

7TH ANNUAL SYMPOSIUM ON FINE NEEDLE ASPIRATION

The symposium will be held in Maui, Hawaii, Aug. 22–29.

Contact Extended Programs in Medical Educ., UCSF, School of Med., Rm. 569-U, San Francisco, CA 94143; or call (415) 476–4251.

CURRENT CONCEPTS IN ...