diseases of the pituitary gland anterior lobe

... tiết sữa không liên quan tới thai sản bệnh nhân sinh nhiều lần, việc tăng tiết sữa xuất không kèm theo tăng tiết prolactin Tuy vậy, tăng tiết sữa thường gây tăng prolactin, 75% bệnh nhân tăng tiết ... kích thích - Khi ăn + Do thuốc: - Hướng thần kinh: phenothiazin, butyrophenon, sulpirid, thioxanthen - Estrogen (thuốc ngừa thai) - Hạ huyết áp: aldomet, reserpin, verapamil - Chống nôn: metoclopramid...

Ngày tải lên: 02/07/2014, 23:20

... yếu tố tăng trưởng giống insulin (insulin like growth factor 1- IGF hay somatomedin C) Vì tiết GH theo giai đoạn thời gian bán hủy ngắn, định lượng IGF-1 tốt bệnh to đầu chi Bình thường IGF-1 =...

Ngày tải lên: 02/07/2014, 23:20

Ngày tải lên: 02/07/2014, 23:20

Ngày tải lên: 02/07/2014, 23:20

... kèm theo hạ đường huyết natri huyết Xử trí: truyền tĩnh mạch hydrocortisol 100 mg 25 mg prednisolon pha với dung dịch muối cộng với glucose; tổng liều hydrocortisol tới 100-200 mg ngày tiếp theo, ... dùng GH để điều trị trẻ em bị thiếu Liều dùng: 1-2 IU/m2 thể/ngày x tháng lâu Nồng độ IGF-1 yếu tố theo dõi để định liều GH - Điều trị tình trạng nguy hiểm đến tính mạng gây nên suy giáp: Cơn khủng...

Ngày tải lên: 02/07/2014, 23:20

... cạnh thất vùng đồi tiết ra, vận chuyển xuống thùy sau để dự trữ đó, từ hormon giải phóng vào máu theo nhu cầu thể 2.1.2 Các hormon thùy sau tuyến yên: + Arginin varopressin (AVP) hay gọi antidiurêtic ... II, histamin, bradykinin, neuropeptide Các chất kích thích ức chế tiết ADH: norepinephrine, prostaglandin, dopamin Tuổi liên quan tới trình tiết ADH, tuổi cao (>70 tuổi) giảm tiết ADH gây tăng ... nước ảnh hưởng số loại thuốc: nicotine, morphine, vincristine, vinblastine, cyclophosphamide, clofibrate, chlopropamide kích thích tiết ADH Các thuốc chất cortisol, yếu tố lợi tiểu natri tâm nhĩ...

Ngày tải lên: 02/07/2014, 23:20

... uống ít, liều dùng 50-100 mg/ngày - Indomethacine: prostaglandin E tác dụng ức chế ADH vùng tủy thận Indomethacin làm giảm nồng độ prostaglandine vùng tủy, kết tăng tái hấp thu ống lượn xa tăng ... đái tháo đường vừa đái tháo nhạt Liều dùng 100-500mg/ngày, tác dụng rõ rệt từ sau ngày thứ - Clofibrate: kích thích tiết ADH nội sinh, liều 500mg/ Tuy thuốc có số tác dụng phụ nên dùng - Thuốc ... chất thùy sau tuyến yên (hiện dùng): pituitrin pitressine, trung bình lần đơn vị; 2-3 lần/ngày glanduitrin hypanthin 5UI + Thuốc hormon: - Chlopropamide: kích thích giải phóng ADH; tác dụng giống...

Ngày tải lên: 02/07/2014, 23:20

... norepinephrin, prostaglandin, dopamin Tuổi liên quan tới trình tiết ADH, tuổi cao (>70 tuổi) giảm tiết ADH Ảnh hưởng số loại thuốc: nicotin, morphin, vincristin, vinblastin, cyclophosphamid, clofibrat, ... uống ít, liều dùng 50 - 100 mg/ngày - Indomethacin: prostaglandin E tác dụng ức chế ADH vùng tủy thận Indomethacin làm giảm nồng độ prostaglandin vùng tủy, kết tăng tái hấp thu ống lượn xa tăng ... tháo nhạt cần dùng thêm desmopressin: liều từ 0,05 0,1ml  lần/ngày Thùy sau tuyến yên (posterior pituitary) 2.1 Đặc điểm giải phẫu hormon thùy sau tuyến yên: 2.1.1 Đặc điểm giải phẫu: Thùy sau...

Ngày tải lên: 05/08/2014, 20:22

... removal of the pituitary gland or by radiation therapy with consequent destruction of the pituitary Even if the disease is arrested successfully, physical changes are irreversible If the tumor ... yet the client often is irritable S/S      The tongue may be enlarged and the lips swollen, and there may be edema of the eyelids The temperature and pulse rate are decreased, and there ... Multinodular Goiters pg 961   The word GOITER refers to an enlargement of the thyroid gland Caused by a deficiency of iodine in the diet, by the inability of the thyroid to use iodine, or by...

Ngày tải lên: 13/08/2014, 09:37

... Sudan.249 The organism’s life cycle begins in the gut of the sandfly, but the organism completes its life cycle in the host following the fly bite The sandfly inoculates the host with the organisms ... weapon There are major forms of infection with the organism: cutaneous, inhalation, and gastrointestinal.93 The details of these forms of anthrax will not be discussed with the exception of gastrointestinal ... ARTICLE The least common form of leishmaniasis is mucocutaneous The ulcerated mucosal lesions seen in this form of the disease are due to the disseminated spread of the organism from the initial...

Ngày tải lên: 19/02/2014, 08:20

... Service and the Bureau of Indian Affairs Support roles are also played by the Department of Transportation, the Department of Defense, the Department of Commerce, the Department of Justice, the Department ... use of the term “Transboundary Animal Diseases (TADs) developed first by the FAO instead of the use of “foreign animal diseases Transboundary Animal Diseases are defined 18 FOREIGN ANIMAL DISEASES ... regulations for the transport of infectious materials by any mode of transport These regulations are based upon the Recommendations of the United Nations Committee of Experts on the Transport of Dangerous...

Ngày tải lên: 22/02/2014, 05:20

... cells of the transgenic animals, and thereby promoted the development of carcinoma of the lung This mouse model should prove useful to the study of lung carcinogenesis and to the identification of ... Tropical Diseases of the Lung The combination of bevacizumab with some of the new agents has been studied as well In the ATLAS study, after having received four cycles of cisplatin-based chemotherapy ... integrity of the vessels PDGF has also been implicated in the regulation of the tonus of blood vessels [57] PDGF functions have been implicated in a broad range of diseases For a few of them, i.e.,...

Ngày tải lên: 23/03/2014, 14:20

... Benign disorders and diseases of the breast Lymphatics of the breast The lymphatic drainage of the breast is of great importance in the spread of malignant disease of the breast but of lesser importance ... pathologist of the UK As their work overlaps the professional span of many of the present generation of breast specialists, they have been left to future study This chapter is not the history of benign ... dissertation on diseases of the mammary gland, and this was published as a monograph entitled Diseases of the Breast and their Treatment in 1850.8 The appearance of his book quickly made him one of the leading...

Ngày tải lên: 28/03/2014, 22:20

... Testosterone, the major circulating androgen, is converted by the enzyme 5αreductase to dihydrotestosterone in the gland The periurethral portion of the gland increases in size during puberty and after the ... of 55 due to the growth of nonmalignant cells in the transition zone of the prostate that surrounds the urethra Most cancers develop in the peripheral zone, and cancers in this location can often ... urinary control The prostate is composed of branching tubuloalveolar glands arranged in lobules and surrounded by a stroma The acinal unit includes an epithelial compartment made up of epithelial, basal,...

Ngày tải lên: 07/07/2014, 02:20

... surgically remains in the state of localized disease as long as the PSA remains undetectable The time within a state becomes a measure of the efficacy of an intervention, though the effect may not ... experienced symptoms of the disease or the treatment needed to control it Even when a recurrence is documented, immediate therapy is not always necessary Rather, as at the time of diagnosis, the need for ... diagnosis, the need for intervention is based on the tempo of the illness as it unfolds in the individual, relative to the riskto-benefit ratio of the therapy being considered No Cancer Diagnosis...

Ngày tải lên: 07/07/2014, 02:20

... changed the clinical spectrum of the disease Now, 95–99% of newly diagnosed cancers are clinically localized, 40% are not palpable, and of these, 70% are pathologically organ-confined The downside of ... examined for the presence of cancer, and the amount of cancer is quantified based on the length of the tumor within the core and the percentage of the core involved ... is the detection and treatment of cancers with such a low malignant potential that they would not have shortened survival or produced symptoms during the patient's lifetime The side effects of...

Ngày tải lên: 07/07/2014, 02:20

... to the extent of the disease within the gland, the presence or absence of capsular invasion, involvement of seminal vesicles, and extension of disease to lymph nodes Because of the inadequacy of ... < one lobe, surrounded by normal tissue T2b Palpable, > half of one lobe but not both lobes B1 Palpable, < one lobe T2c Palpable, B2 involves both lobes Palpable, one entire lobe or both lobes ... for staging, the staging system was modified to include the results of imaging studies Unfortunately, no single test has proven to indicate accurately the stage or the presence of organ-confined...

Ngày tải lên: 07/07/2014, 02:20

... radiation therapy, or active surveillance Choice of therapy requires the consideration of several factors: the presence of symptoms, the probability that the untreated tumor will adversely affect the ... treatment Data from the literature not provide clear evidence for the superiority of any one treatment Comparison of outcomes of various forms of therapy is limited by the lack of prospective trials, ... assess The more advanced the disease, the lower the probability of local control and the higher the probability of systemic relapse More important is that within the categories of T1, T2, and T3 disease...

Ngày tải lên: 07/07/2014, 02:20

... radiation therapy (IMRT) to maximize the dose to the prostate and to minimize the exposure of the surrounding normal structures The addition of IMRT has permitted further shaping of the dose, ... radiation therapy The aim is to decrease the size of the prostate and, consequently, to reduce the exposure of normal tissues to full-dose radiation, to increase local control rates, and to decrease the ... the dose, allowing the delivery of still higher doses to the prostate and a further reduction in normal tissue exposure These advances have enabled the safe administration of doses >80 Gy, higher...

Ngày tải lên: 07/07/2014, 02:20

... estimated that 10–15% of patients had "insignificant" cancers Given the multifocality of the disease, a concern is the limited ability to predict pathologic findings on the basis of a needle biopsy, ... and/or radiation therapy By definition, patients have no evidence of disease on scan For these patients the central issue is whether the rise in PSA results from persistent disease in the primary ... prostatectomy for patients who had undergone radiation therapy The decision to recommend radiation therapy after prostatectomy is often made on the basis of the pathologic findings at surgery, as imaging...

Ngày tải lên: 07/07/2014, 02:20