Abstract:
:Readers are invited to submit questions relating to problem cases. Inquiries will be answered by qualified consultants and replies forwarded by mail promptly. Selected problems and solutions are published every month in this section.
journal_name
Postgrad Medjournal_title
Postgraduate medicineauthors
doi
10.1080/00325481.1973.11713331subject
Has Abstractpub_date
1973-01-01 00:00:00pages
23-4issue
1eissn
0032-5481issn
1941-9260journal_volume
53pub_type
杂志文章abstract::Primary care physicians play an important role in the outpatient evaluation of proteinuria, a common finding in everyday medical practice. Therefore, it is important to recognize which symptoms and signs signal the need for further evaluation. A simple urine dipstick test usually is the first step, but factors leading...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.3810/pgm.1997.04.201
更新日期:1997-04-01 00:00:00
abstract::The urine of less than 3% of healthy persons shows more than three red cells per high-power field, which is about the limit of sensitivity of test strips for occult blood. Even minimal hematuria may herald serious problems and must be investigated. Common causes include infection, urethritis, and urethrotrigonitis (25...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1987.11699979
更新日期:1987-09-15 00:00:00
abstract::Reiter's syndrome is an often overlooked and misdiagnosed complex of symptoms. Patients may not present with the classic triad of symptoms, or they may forget to mention other pertinent manifestations. How can you make an accurate diagnosis? And what is an effective approach to management? Dr Kirchner reviews studies ...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:
更新日期:1995-03-01 00:00:00
abstract::When a patient presents with involuntary weight loss, the etiologic considerations can be overwhelming. To plan a cost-effective workup, physicians need to be aware of the most common causes of weight loss and the tests that yield the most pertinent data. Drs Wise and Craig review the clinical studies on unintentional...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:
更新日期:1994-03-01 00:00:00
abstract::Broncholithiasis, a disease that is probably much more common than has been reported, is most often associated with pulmonary infections, for example, tuberculosis and histoplasmosis. Stones originate from calcified peribronchial lymph nodes that erode into the tracheobronchial tree, but lithoptysis occurs infrequentl...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1988.11700166
更新日期:1988-02-15 00:00:00
abstract::Thymomas may be discovered during routine evaluation, through reported symptoms, or increasingly, during evaluation for myasthenia gravis. Histologic details of these tumors have little bearing on prognosis or evaluation of malignant potential. Malignancy is determined by evidence of invasion through the tumor capsule...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1986.11699321
更新日期:1986-03-01 00:00:00
abstract::Ultraviolet (UV) radiation is a notorious environmental carcinogen. Acute and chronic UV radiation exposure increase the risk for skin cancer. Protecting oneself from both UVA and UVB radiation with broad-based sunscreen can prevent certain skin cancers, their precursors, and photoaging. Although sun protection factor...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.3810/pgm.2011.07.2315
更新日期:2011-07-01 00:00:00
abstract::The complexity of coding in the auditory nerve makes it unlikely that a prosthesis for deaf persons can exactly duplicate the normal function of the ear. With recent advances, however, cochlear prostheses can perform some of the frequency-analysis functions of the normal ear. Cochlear prostheses are effective aids to ...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1984.11698797
更新日期:1984-11-15 00:00:00
abstract::The maximal exercise stress test continues to be an important diagnostic and prognostic tool in the primary care office setting. But are you getting the most accurate information possible? Drs Driggers and Marchant discuss several factors that are crucial to the test's validity--and thus to its usefulness in your clin...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.3810/pgm.1999.05.1.737
更新日期:1999-05-01 00:00:00
abstract::Cervical spondylotic myelopathy remains a diagnostic and therapeutic challenge to physicians in a number of specialties. The diagnostic evaluation consists of a comprehensive neurologic and orthopedic examination supplemented by appropriate neurophysiologic and neuroradiologic studies. Currently, magnetic resonance im...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.1080/00325481.1990.11704741
更新日期:1990-09-01 00:00:00
abstract::Albuminuria has a strong, continuous, direct, linear relationship with adverse cardiovascular (CV) outcomes and chronic kidney disease progression. Even at levels below the accepted upper limit of what is considered "normal" daily albumin excretion (< 30 mg/24 h), a relationship between albumin excretion level and adv...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.3810/pgm.2009.07.2031
更新日期:2009-07-01 00:00:00
abstract::The patient with diarrhea is generally looking for prompt relief, not a prolonged diagnostic workup. In many cases effective treatment can be initiated after careful review of the clinical symptoms and of the patient's recent travel or other activities. Stool examination, sigmoidoscopy, or other studies may be necessa...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1983.11697871
更新日期:1983-06-01 00:00:00
abstract::Pulmonary artery hypertension (PAH) refers to several subgroups of disease in which the mean pulmonary artery pressure (mPAP) is elevated to more than 25 mm Hg, pulmonary artery wedge pressure (PAWP) ≤ 15 mmHg, and an elevated pulmonary vascular resistance (PVR) > 3 Wood units as confirmed by right heart catheterizati...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.1080/00325481.2016.1188664
更新日期:2016-06-01 00:00:00
abstract::Preview Back pain can be a symptom of any number of problems, most commonly mechanical, or structural, in nature. Among the nonmechanical causes is ankylosing spondylitis, an inflammatory disease that involves the spine and sometimes other joints and extra-articular organs. Dr Escalante explains how to differentiate t...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1993.11945685
更新日期:1993-07-01 00:00:00
abstract::Many patients who require evaluation for coronary artery disease are unable to undergo exercise stress testing because of physiologic or psychological limitations. Drs Vacek and Baldwin describe three alternative methods for assessment of cardiac function in these patients, all of which have high levels of diagnostic ...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.1080/00325481.1989.11704412
更新日期:1989-09-15 00:00:00
abstract::This case report describes prolongation of a patient's prothrombin time and partial thromboplastin time possibly due to coadministration of warfarin and an overdose of an acetaminophen-propoxyphene combination analgesic. Patients receive warfarin for many indications, and concomitant use of an analgesic agent is commo...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1988.11700233
更新日期:1988-04-01 00:00:00
abstract::Patients with colon cancer involving regional lymph nodes (stage C disease) have a 5-year survival rate of only 30% to 40%, and the majority die of recurrent disease. Recent trials have shown increased survival rates with postoperative use of fluorouracil plus levamisole. The authors discuss these findings and the imp...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1990.11716390
更新日期:1990-10-01 00:00:00
abstract::Oxygen therapy is tremendously valuable for patients with chronic respiratory insufficiency. A physician's prescription is needed to obtain Medicare, Medicaid, or insurance-company reimbursement, and certain guidelines must be followed: Patients are selected if significant hypoxemia is present, appropriate pharmacolog...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1988.11700464
更新日期:1988-11-01 00:00:00
abstract::The role of reflux in the development of esophagitis, stricture, and Barrett's esophagus is well recognized. However, reflux is not an infrequent cause of atypical chest pain, chronic pulmonary disorders, and pharyngeal and laryngeal changes. Increased insight into the pathogenesis of reflux and the relationship betwe...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:
更新日期:1996-04-01 00:00:00
abstract::Preview Several dermatoses are potentially fatal, and the mortality rate for some is quite high; prompt recognition and treatment are essential. Dr Gannon's succinct discussions of pemphigus vulgaris, necrotizing fasciitis, toxic epidermal necrolysis, Stevens-Johnson syndrome, toxic shock syndrome, and urticaria and a...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1994.11945875
更新日期:1994-07-01 00:00:00
abstract::Preview Practical assessment of the functional and support factors affecting quality of life in older patients should be an integral part of medical management. This approach allows physicians to focus on remediable problems that compromise patients' daily functioning and may hinder them from living independently. In ...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1996.11946120
更新日期:1996-05-01 00:00:00
abstract::The traditional cornerstones of analgesic therapy for patients with acute pain have been oral therapies; however, all oral agents exhibit a variety of potentially dose-limiting or intolerable adverse effects in patients. Elderly patients and those with concomitant conditions already being managed with multiple systemi...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.1080/00325481.2013.1110567011
更新日期:2013-07-01 00:00:00
abstract::Bronchiectasis belongs to the family of chronic obstructive lung diseases, even though it is much less common than asthma, chronic bronchitis, or emphysema. Clinical features of these entities overlap significantly. The triad of chronic cough, sputum production, and hemoptysis always should bring bronchiectasis to min...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.3810/pgm.1999.07.607
更新日期:1999-07-01 00:00:00
abstract::Pneumococcal disease, which includes pneumococcal pneumonia, meningitis, and bacteremia, is associated with substantial morbidity, mortality, and health care costs in adults. Advanced age, chronic lung or cardiovascular disease, immunosuppressive conditions, and smoking increase the risk for infection. Despite the ava...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.3810/pgm.2009.11.2069
更新日期:2009-11-01 00:00:00
abstract:OBJECTIVE:Laparoscopic adjustable gastric banding (LAGB) is an established bariatric surgical procedure that produces meaningful weight loss and improvements in patients with type 2 diabetes mellitus (T2DM) and a body mass index (BMI) ≥ 30 kg/m2. This study examined the effect of LAGB on T2DM status in severely obese p...
journal_title:Postgraduate medicine
pub_type: 临床试验,杂志文章,多中心研究
doi:10.3810/pgm.2012.11.2590
更新日期:2012-11-01 00:00:00
abstract::The association of depression and erectile dysfunction (ED) has been firmly established, but it may be difficult to distinguish between cause and effect--whether ED causes the depression or the depression causes ED--in an individual patient. In most patients who have major depression, successful reversal of the depres...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.3810/pgm.5.15.2000.suppl5.29
更新日期:2000-05-01 00:00:00
abstract::In addition to prolonged glucocorticoid therapy (not discussed here), at least five other conditions cause Cushing's syndrome. They are excessive corticotropin secretion by the pituitary gland (which results in Cushing's disease), ectopic production of corticotropin by malignant nonpituitary tumors, benign adrenal ade...
journal_title:Postgraduate medicine
pub_type: 杂志文章
doi:10.1080/00325481.1989.11704497
更新日期:1989-12-01 00:00:00
abstract::Chronic kidney disease (CKD) is a frequent complication of type 2 diabetes mellitus (T2DM) and is associated with poor clinical outcomes, including an increased risk of all-cause and cardiovascular mortality, as well as adverse economic and social effects. Slowing the development and progression of CKD remains an unme...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.1080/00325481.2019.1601404
更新日期:2019-05-01 00:00:00
abstract:BACKGROUND:The use of 2-way audiovisual (AV) technology for delivery of acute stroke evaluation and management, termed "telestroke," is supported by a rapidly growing literature base. A systematic review that provides a comprehensive, easily digestible overview of telestroke science and practice is lacking. PURPOSE:To...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.3810/pgm.2013.01.2623
更新日期:2013-01-01 00:00:00
abstract::Because of the broad range of physiologic problems and the many potential sources of complications, liver transplantation patients require contributions from virtually the complete spectrum of medical science. The evolving specialty of liver transplantation has eagerly assimilated advances in surgical techniques, anes...
journal_title:Postgraduate medicine
pub_type: 杂志文章,评审
doi:10.1080/00325481.1990.11704566
更新日期:1990-02-01 00:00:00