simon715
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Name: simon
Birthday: 7/15/1988
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Interests: volleyball. computer.. games.
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MSN: simonwonghoilung@hotmail.com
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Member Since: 2/20/2005

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Friday, October 02, 2009

National Holiday

National Holiday 1st Oct,2009

返左個3個半禮拜, 終於都有得靜靜地坐低休息一下了

最近上堂,個醫生好鐘意講講下書講下故仔, 周不時都講下醫院"醫死人"既故仔

故仔 1:

19 years old  , male  patients felt tired after work and went to bed ; one hours later  he felt hunger and try to get up , but he could not get up because he could not move his legs and his hand ; his consciousness was clear and he could express his thinking fluently;  he was sent to the emergency immediately , at this time, he expressed his thinking sentence by sentence , but slowly; then he was sent to the inpatient ward , his speech rate was very slow, only word by word, and he felt breathlessness;

大約就係 一個19歲既男子, 放工後好累,就上床訓覺. 一個鐘後佢覺得肚餓想起身, 但係佢手腳既動唔到. 佢仲係清醒同埋可以好清楚咁表達佢諗既野. 之後佢馬上去急症室, 係果個時間, 佢可以一句一句咁講佢諗既野, 仲係講得好慢. 然後佢被送左入住院部, 說話愈來愈慢, 同埋開始感到呼吸困難

the monitor showed ventricular extrasystole and arterial-gas analysis showed PaO2 8.5KPa ,PaCO27.5KPa; biochemical analysis showed K+ 1.89mmol/L;

心電圖顯示室性期外收縮, 動脈氣體分析: PaO2 8.5KPa ,PaCO27.5KPa;
(正常值:  (Pa02) >11 kPa  (PaC02) 4.7-6.0 kPa )
鉀離子 1.80mmol/L (正常值: 3.5-5.5)

Questions
What is the main symptom?
What is the most fatal risk?
主要病徵係咩? 暗藏左咩殺機?

Main symptoms: Shortness of breath, muscles paralysis, hypokalemia
主要病徵: 呼吸困難, 肌肉無力, 低鉀血症

Fatal risk: Acute respiratory distress syndrome, Cardiac arrhythmias, death
危險性: 急性呼吸窘迫综合征, 心律失調, 死亡

呢d 都係書本上既理論,


之後黃醫生繼續講故仔....

話說個男入左院之後, 就吊針補鉀, 就繼續觀察

但係過左1,2個小時之後, 護士就call 個醫生, 話個病人死左

點解會死既呢?

黃醫生就比左呢個問題我地成班人諗

我就係度諗acid-base, (酸鹼平衡), 而其他人多數都係覺得補鉀補得太快 整死左個病人

但係通通都唔係!!

個原因就因為佢補得太慢了!!

病人既鉀離子只有1.80mmol/L, 而正常值是3.5-5.5 mmol/L

靜脈輸液有濃度限制, 唔可以短時間令鉀離子升高

係低血鉀(hypokalemia) 既時間, 併發症就會陸續出現

例如: muscle weakness (肌肉乏力), cardiac arrhymias (心律失常),
別少看肌肉無力, 試想下全身的肌肉無力, 連負責協調呼吸的肌力都無力的時候, 那進入身體的氧氣就大大減低了, 會進入hypoxia (缺氧) 狀態, 最後步向死亡

如要避免以上情況, 補鉀就要用口服方法, 將KCl 溶在水中, 然後吞服. 再經過嚴密的檢查和化驗,考慮補鉀的份量.

(以上故事全屬虛構 如有雷同 實屬巧合)



Sunday, September 06, 2009

明天上課了

新的一年

要修心養性

人大了


Monday, August 31, 2009

血清療法

 

前幾天在網上看新聞, 看到一則呼籲甲型H1NI 流感康復者捐血清作治療用途,報道聲稱這個療法能夠讓危殆病人留一線生機,積極呼籲政府投放資源協助完成收集血清。

起初覺得這個方法好像好有意義,但其實這個治療方法真的有效嗎?

再看勞永樂醫生的專攔文章, 我又有一番見解

 

實情是新流感血清派用場的機會極少。一百個新流感患者,九十九個病情輕微,不藥而癒。餘下一個靠通行抗病毒藥、抗生素及其他支援,0.9個亦可痊癒;餘下的0.1個病情特別嚴重者,賴以保命非甚麼神效藥物,而是高水平的深切治療。

該報引述沙士    經驗,抬捧血清治療,可為病情嚴重者提供多一種選擇;但似乎已把香港是全球沙士死亡人數最多的城市這事實,忘得一乾二淨。若血清效用真如斯神奇,為何香港仍有二百九十九人沙士病死。別忘當時身處高位者,亦是目前力推新流感血清的同一批「專家」。 [1]

生病是一個持續的過程, 病程會隨時間有不同的進展(好轉, 不變, 惡化)。當病情惡化到令病人危殆的時候,身體器官有可能已出現一些損傷,即使清除了病毒,身體情況也不會馬上好轉。

就好像有一天下大雨,你家門口水浸,你會嘗試有木板檔住和把水潑走(免疫系統清除病毒),但當雨水不斷流入家中,你家中的地板,家具都會被水浸住,慢慢地變壞。即使馬上停雨,你還是損失慘重,就像身體的器官,主要是肺部,受到損害,影響呼吸,一切都太遲了。

或者,血清治療是二線治療用藥,迫不得已才使用,但它卻不是100%起死回生的神藥。

 

假如我是一位實習生,我應該如何處理懷疑甲型H1N1 病人?

 

-         Notice Travel History

-         Diagnosis of swine flu, (report? don’t know the protocol)

-         Consider hospitalization/ Take rest at home (Is the condition stable?, e.g. shortness of breath, fever? etc)

-         Body Temperature.

-         ABG Arterial Blood Gas analysis, (Acidosis? PaCO2, PaO2, Respiratory Failure?)

-         Physical Exam, (check for any abnormalities)

-         Chest X-Ray

-         Antiviral Drug.

-         Fluid Support, Maintain fluid and electrolyte balance (I.V. 0.9% normal saline)

-     Keep observe

 

以上純粹自己作, 多多指教

 

 

[1]http://hk.news.yahoo.com/supplement/column/article.html?aid=id-223

 


Thursday, August 27, 2009

睇完命中注定我愛你

真係好好睇

係呀阿聰, 首歌好好聽

 

睇完又睇既香港先生

今日唱k 唱左火熱動感lalala

好開心

 

 


Tuesday, August 18, 2009

原來台灣偶像劇真係好睇架-___- 嘿

命中注定我愛你

好介紹!



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