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相關文獻
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頁籤選單縮合
題 名 | Erection Penogram for the Evaluation of Vasculogenic Impotence=以陰莖海綿體勃起影像來評估血管性陽萎 |
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作 者 | 黃一勝; 沈業有; 陳錦薰; 李裕綸; | 書刊名 | 中華民國泌尿科醫學會雜誌 |
卷 期 | 9:2 1998.06[民87.06] |
頁 次 | 頁59-64 |
分類號 | 415.8616 |
關鍵詞 | 陽萎; 海綿體影像; 前列腺素E1; 放射線核種; [fee6]鎝; Impotence; Penogram; Prostaglandin E1; PGE1; Radionuclide; Technetium([fee6] Tc); |
語 文 | 英文(English) |
中文摘要 | 本研究之目的是用陰莖海綿體勃起影像來探討陰莖血管之本質。在三年之中,共 有81例陽萎病人(心因性:22例,血管性:59例)和5位正常男子進入本研究。經由肘前 靜脈注射 20 毫居里之□ Tc- 紅血球後 20 分鐘,再經由海綿體注射 20 微克之前列腺素 E1 來引發勃起。用核子醫學科之γ–相機來偵測放射活動量,一分鐘照一張,共照 80-100 分 鐘。正常男子或心因性陽萎之陰莖海綿體勃起影像顯示出 10 分鐘內有一急速上昇之斜波並 維持在高原期,或極輕微之向下降;而動脈性陽萎病人則顯示出其上昇斜波是又小又慢才到 達頂端(或無法到達頂端)。靜脈性陽萎則顯示出亦有急速上昇之斜波,但卻無法維持在高 原期而很快地就向下降。陰莖海綿體勃起影像除了圖形參考之外,亦有一些參數可以評估。 諸如上昇斜波之斜率(δ)和注射後到頂點之時間( TTP )都可用來鑑別診斷動脈性陽萎 和正常男子與心因性陽萎( (4.48 ± 4.27 比 12.79 ± 4.43,p ﹤ 0.001;21.45 ± 8.54 分比 10.88 ± 2.24 分,p ﹤ 0.001);及靜脈性陽萎( 4.48 ± 4.27 比 11.31 ± 3.18,p ﹤ 0.0001,及 21.45 ± 8.54 分比 12.01 ± 3.26 分,p ﹤ 0.001 )。半數廓 清期( T 1/2 )可用來鑑別診斷靜脈性陽萎和正常男子與心因性陽萎及動脈性陽萎( 138 ± 60 分比 564 ± 184 分,p *0.001;138 ± 60 分比 249 ± 138 分,p ﹤ 0.001 ) 。所以,本研究結論是□ Tc- 紅血球之陰莖海綿體勃起影像是一個簡單,低侵襲性且很有 價值的初步檢查,足以辨識出血管性陽萎病人,且進一步鑑別診斷出動脈性及靜脈性之陽萎 病人。 |
英文摘要 | The purpose of this study is using erection penogram to determine penile vascular entity. During a 3-year period, eighty-one impotent patients (22 with psychogenic and 59 with vasculogenic) and 5 normal subjects were studied. Twenty minutes after 20 mCi of □ Tc-RBC was injected via an antecubital vein and 20 μ g PGEI was injected intracavernously to induce erection. A gamma camera was used to monitor the radioactivity every one minute for 80 to 100 minutes. The erection penogram of normal subjects nd psychogenic impotent patients (group 1) showed sharp slope to the peak levels within 10 minutes followed by minimal decline, while those of arteriogenic impotent patients (group 2) showed a smaller and slower slope to the peak levels. The venogenic impotent patients (group 3) showed sharp slope to peak activities but were not sustained and declined more rapidly. Various parameters of the erection penogram were calculated from the time-activity curve. The ascent slope ( δ ) and time to peak (TTP) of the penogram were found to be useful to differentiate patients in group 2 from those in group 1 (4.48 ± 4.27 vs 12.79 ± 4.43, p ﹤ 0.001; 21.45 ± 8.54 min. vs 10.88 ± 2.24 min. p ﹤ 0.001, respectively), and group 3 (4.48 ± 4.27 vs 11.31 ± 3.18, p ﹤ 0.0001; 21.45 ± 8.54 min. vs 12.01 ± 3.26 min. p ﹤ 0.001, respectively). Half-time washout (T 1/2) may be used to differentiate patients in group 3 from those in group 1 and group 2 (138 ± 60 min. vs 564 ± 184 min. p ﹤ 0.001; 138 ± 60 min. vs 249 ± 138 min. p ﹤ 0.001). In conclusion, □ T c-RBC erection penography is a simple, less invasive and valuable screening test for vasculogenic impotence and to differentiae arteriogenic from venogenic impotence. |
本系統中英文摘要資訊取自各篇刊載內容。