We're unable to sign you in at this time. Please try again in a few minutes.
We were able to sign you in, but your subscription(s) could not be found. Please try again in a few minutes.
There may be a problem with your account. Please contact the AMA Service Center to resolve this issue.
Contact the AMA Service Center:
Telephone: 1 (800) 262-2350 or 1 (312) 670-7827  *   Email: subscriptions@jamanetwork.com
Error Message ......

Skin Pigmentation and Acute Renal Failure in a Patient Receiving Phenazopyridine Therapy

Carl E. Eybel, MD; Kent F. W. Armbruster, MD; Todd S. Ing, MB
JAMA. 1974;228(8):1027-1028. doi:10.1001/jama.1974.03230330057025.
Text Size: A A A
Published online


ACUTE renal failure and skin pigmentation secondary to phenazopyridine hydrochloride therapy have been previously described in patients with preexisting renal dysfunction.1 The present report concerns a patient with apparently reasonable prior renal function who, while receiving usual doses of the phenazopyridine, developed yellowish-orange pigmentation of the skin and of urinary casts, and acute renal insufficiency.

Report of a Case  An 85-year-old white woman was admitted to the hospital in December 1970 because of atrial fibrillation, angina pectoris, and left ventricular failure. Her medications included pentaerythritol tetranitrate and sublingual nitroglycerine (Nitrol tablets). On physical examination, apart from her cardiopulmonary manifestations, she was also found to have suprapubic and bilateral costovertebral angle tenderness.Laboratory determinations included the following: hemogram, serum electrolytes, bilirubin, protein electrophoresis, glutamic oxaloacetic and glutamic pyruvic transaminases, alkaline phosphatase, and protein-bound iodine. All were within normal limits. Serum urea nitrogen and creatinine values were 10 mg/100 ml and


Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?




Also Meets CME requirements for:
Browse CME for all U.S. States
Accreditation Information
The American Medical Association is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians. The AMA designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 CreditTM per course. Physicians should claim only the credit commensurate with the extent of their participation in the activity. Physicians who complete the CME course and score at least 80% correct on the quiz are eligible for AMA PRA Category 1 CreditTM.
Note: You must get at least of the answers correct to pass this quiz.
Please click the checkbox indicating that you have read the full article in order to submit your answers.
Your answers have been saved for later.
You have not filled in all the answers to complete this quiz
The following questions were not answered:
Sorry, you have unsuccessfully completed this CME quiz with a score of
The following questions were not answered correctly:
Commitment to Change (optional):
Indicate what change(s) you will implement in your practice, if any, based on this CME course.
Your quiz results:
The filled radio buttons indicate your responses. The preferred responses are highlighted
For CME Course: A Proposed Model for Initial Assessment and Management of Acute Heart Failure Syndromes
Indicate what changes(s) you will implement in your practice, if any, based on this CME course.


Some tools below are only available to our subscribers or users with an online account.

0 Citations

Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?

Related Content

Customize your page view by dragging & repositioning the boxes below.