harrisons principles of internal medicine 18th ed download

... Terms of Use 2 I PRACTICE OF MEDICINE — QUESTIONS I-6 (Continued) (B) The use of tamoxifen reduces the risk of breast cancer but has no effect on osteoporosis (C) The use of tamoxifen ... tamoxifen reduces both the risk of osteoporosis and... frequency of the B1 allele is the square root of 1/ 40,000, which equals 1/ 200, and the gene frequency of B2 B2 is the square root of ... an elevated 1- h glucose level after taking 50 g of oral glucose, then a 10 0-g challenge should follow If elevated values of serum glucose... resulting in the synthesis of 50% of the

Ngày tải lên: 19/06/2014, 15:20

... being treated for refractory anemia has required monthly transfusions of 2 units of packed red blood cells over the past several months. Three days after receiving 2 units of packed red blood cells ... increased incidence of endometrial cancer in obese women is believed to be due to the increased conversion of androstenedione to estrogen, high levels of which promote the proliferation of cells ... are often associated with malnutrition. Severe malnutrition, defined IV. N UTRITION — A NSWERS 32 as Ͻ70% of ideal body weight, causes diminution of skeletal protein and is evidenced by decreased

Ngày tải lên: 19/06/2014, 15:20

... and reduced turnover of iron. Levels of erythropoietin are usually markedly elevated. V-82. The answer is B. (Chap. 99. Lenzi et al, J Clin Oncol 15:2056 – 2066, 1997.) Ap- proximately 10% of all ... low-molecular-weight hep- arin is preferred over standard unfractionated heparin is the reduced incidence of heparin- induced thrombocytopenia. Fractionated heparin is more likely to bind to the ... of antibodies... scraped off The most appropriate diagnostic study is (A) Giemsa stain of scraped material (Tzanck preparation) (B) bacterial culture of the lesions (C) fungal culture of

Ngày tải lên: 19/06/2014, 15:20

... value continued to rise, a more aggressive attempt at diagnosis, possibly even including an open biopsy, would be required. Prolonged admin- istration of amphotericin B is often needed (up to 2 ... substantial portion of infected individuals contracted HIV via sharing of contaminated needles during intravenous drug use. In developing countries the number of infected men and women is essentially ... (Chap. 309. Cardo et al, N Engl J Med 337:1485 – 1490, 1997.) The risk of HIV infection in a health care worker exposed to the blood of an HIV-infected patient by a needle stick exposure is small but

Ngày tải lên: 19/06/2014, 15:20

... 5% of patients treated with heparin and probably is due to platelet aggregation caused by heparin-induced antibodies. Therapy usually consists of discontinuation of the heparin and the use of ... antecedent to the interstitial edema that progresses to frank alveolar edema. Pulmonary edema is influenced by the counterbalancing Starling forces. Pulmonary edema occurring without a preceding ... associated with hemorrhagic complications, the risk is largely associated with INRs above the recommended range of 1.8 – 3.0. For patients with mechanical prosthetic valves, the recommended range of

Ngày tải lên: 19/06/2014, 15:20

... can be associated with (A) the routine use of calcium-based phosphate binders (B) the routine use of aluminum-based phosphate bind ers (C) calcitonin-related peptide IX. D ISORDERS OF THE K IDNEY ... history of. ..2 06 IX DISORDERS OF THE KIDNEY AND URINARY TRACT — QUESTIONS IX-49 (Continued) (A) Decreased renal tubular secretion of furosemide (B) Diminished bioavailability of furosemide ... administration of 25 g of D-xylose, a 5-h urine collection contains 0.8 g of X DISORDERS OF THE GASTROINTESTINAL SYSTEM — QUESTIONS X-19 (Continued) D-xylose... Administration of prednisone,

Ngày tải lên: 19/06/2014, 15:20

... intrahepatic causes of conjugated-hyperbilirubinemia An increased load of unconjugated bilirubin produced in states of excessive red cell destruction would generally not be detected in a urine ... absorptive surface is markedly reduced in affected persons, an acquired lactase deficiency is often present and causes symptoms of milk intolerance. A strict gluten-free diet or the use of glucocor- ticoids ... preferred to ketoconazole because of reduced bioavailability of ketoconazole at increased gastric pH. X-46. The answer is C. (Chap. 284) Chronic acid-induced (reflux) esophagitis may cause bleeding

Ngày tải lên: 19/06/2014, 15:20

... cytotoxicity is a property of a class of non-B, non-T lymphocytes called large granular lymphocytes (LGL cells). Antibody-dependent cell-mediated cyto- toxicity can also be mediated by monocyte-macrophages ... use of repeated phlebotomy in the treatment of persons with symptomatic hemochromatosis may be ex- pected to result in (A) increased skin pigmentation (B) improved cardiac function (C) return of ... cut-off point of Ն7.7 mmol/L (140 mg/dL) has a sensitivity of 80 % A more stringent cut-off at 7.2 mmol/L (130 mg/dL) is associated with a sensitivity of. .. plasmacytoma Paget’s disease of

Ngày tải lên: 19/06/2014, 15:20

... assigned to receive either inten- sive or conventional therapy and were followed for a mean of 6.5 years. Improved glycemic control produced a remarkable reduction not only in the rate of the ... aromatization of precursor steroids, most notably androstenedione. Elevated androstenedione levels may result from increased secretion by an adrenal tumor (leading to an elevated level of urinary ... reached, there is a steady decline in renal function So-called microalbuminuria, the excretion of 0.03 to 0.3 g/d of albumin, is also statistically predictive of the progression of renal

Ngày tải lên: 19/06/2014, 15:20

... established In addition, the diagnosis of Alzheimer’s disease is supported by the loss of motor skills, diminished independence and activities of daily living, altered patterns of behavior, ... detected spontaneous firing of muscle fibers and is not visible except in the tongue. Myoedema is a poorly defined sign, similar to myotonia, in which a ridge of percussed muscle remains contracted ... and the medial portion of the foreleg. A lesion of the L5 root would result in weakness of knee flexion, dorsiflexion of the ankle and great toe, and weakness of inversion and eversion of the foot.

Ngày tải lên: 19/06/2014, 15:20

... used drugs 15 TH HARRISON'S EDITION P R I N C I P L E S OF INTERNAL MEDICINE SELF-ASSESSMENT AND BOARD REVIEW For use with the 15th edition of HARRISON’S PRINCIPLES OF INTERNAL MEDICINE EDITED ... rights reserved Manufactured in the United States of America Except as permitted under the United States Copyright Act of 1976, no part of this publication may be reproduced or distributed in any ... consists of multiple-choice questions that (1) are representative of the major areas covered in Harrison’s Principles of Internal Medicine, 15th ed. , and (2) parallel the format and degree of difficulty

Ngày tải lên: 21/01/2020, 21:55

... N Engl J Med 339: 605 – 615, 1998 Rao PM et al: Effect of computed tomography of the appendix on treatment of patients and use of hospital resources N Engl J Med 338:141 – 146, 1998 Reddy PS, ... randomized trials Lancet 352:930 – 942, 1998 Edlow JA: Lyme disease and related tick-borne illnesses Ann Emerg Med 33:680 – 693, 1999 Edlow JA, Caplin LR: Avoiding pitfalls of the diagnosis of subarachnoid ... DA: Seminars in medicine of the Beth Israel Hospital, Boston Pathogenesis of diseases induced by human lymphotropic virus type infection N Engl J Med 328:1173 – 1182, 1993 Hoofnagle JH: Type

Ngày tải lên: 22/01/2020, 07:19

... side of the native lung and decreased breath sounds on the side of the transplanted lung but no adventitious sounds Review of pulmonary function testing shows an FEV1/FVC ratio of 50% of the predicted ... each of the following respiratory disorders: A Increased total lung capacity (TLC), decreased vital capacity (VC), decreased FEV1/FVC ratio VI-10 to VI-13 (Continued) B Decreased TLC, decreased ... 239 VI-19 A B C D E F (Continued) Augmented immunosuppression Reduced immunosuppression Antifungal therapy Antiviral therapy Administration of α1 antitrypsin None of the above VI-20 A 60-year-old

Ngày tải lên: 22/01/2020, 22:18

... was recruited to be the Hersey Professor of the Theory and Practice of Medicine (the oldest endowed chair in medicine) at Harvard Medical School and Chairman of the Department of Medicine at ... accompanies the printed version of this eBook, please click here This edition of Harrison’s Principles of Internal Medicine, the 18th edition, is respectfully and warmly dedicated to our colleague, ... 18th Edition HAR HA RRISON’S TM P R I N C I P L E S O F INTERNAL MEDICINE EDITORS OF PREVIOUS EDITIONS T R Harrison R G Petersdorf Editor-in-Chief, Editions 1, 2, 3, 4, Editor, Editions

Ngày tải lên: 08/09/2021, 17:23

... embedded in the skin should be removed as soon as possible to limit the quantity of venom delivered The stinger and venom sac may be scraped off with a blade, a fingernail, or the edge of a credit ... toxicity of low-level organic mercury exposure (as manifested by neurobehavioral performance) is of increasing concern based on studies of the offspring of mothers who ingested mercurycontaminated ... placebo-controlled, prospective randomized trial funded by the National Institutes of Health of 1708 patients aged ≥50 hinhanhykhoa.com elsewhere in temperate and subtropical parts of the world The bites of

Ngày tải lên: 30/04/2023, 08:44

... book is offered as a companion to the remarkable 17th edition of Harrison’s Principles of Internal Medicine. It is designed for the student of medicine to reinforce the knowl- edge contained in ... None of the above I-127. (Continued) SELF-ASSESSMENT AND BOARD REVIEW For use with the 17th edition of HARRISON’S PRINCIPLES OF INTERNAL MEDICINE EDITED BY CHARLES WIENER, MD Professor of Medicine ... active method of life- long learning and as a resource for preparing for the Internal Medicine board examination. We appreciate the confidence of the editors of Harri- son’s,17th edition, to allow...

Ngày tải lên: 16/02/2014, 18:20

... undertaken, al- though no controlled data are available to prove the efficacy of this measure. Immunoglobulin should not be administered late because of the risk of antibody-mediated enhancement. POWASSAN ... is used. COLORADO TICK FEVER Several hundred cases of Colorado tick fever are reported annually in the United States. The infection is acquired be- tween March and November through the bite of ... complication of uncontrolled meningitis. Surgical debride- ment of bone lesions or drainage of abscesses can be helpful. The prog- nosis for ultimate cure of disseminated coccidioidomycosis is guarded. Resection...

Ngày tải lên: 06/03/2014, 11:21

... term accelerated H !? * Hypertensive emergency: As above but with evidence of ongoing target organ damage. It should be treated immediately with parentral medications, with reduction of the mean ... Showing decline of ejection fraction of the left ventricle or any valve lesion. Treatment of acute cardtogenlc pulmonary edema or acute left heart failure *- Hospitalization & rest in bed in sitting ... (concor) 1.25 - 2.5 mg/d with gradual increase of the dose according to need with monitoring of patients. ã Abrupt administration of large doses of BB can intensify HF, specially acute HF. 14 ...

Ngày tải lên: 06/03/2014, 11:21