[討論] 來一個案例
病人是我自己接的,因為被打成投影片,細節可以講得清楚,給大家猜猜看。
79 y/o woman,
CC: Seizure for 2 hours
PI: Acute altered mental status with generalized twitching and trismus at
2008/12/19 1PM.
(病人bed-ridden,平時可用眼神及簡單字句和家人溝通,但不太愛說話。被家人
發現突發眼神上吊,牙關緊閉,喘不過氣。叫了救護車準備送醫途中,開始全身
抽動。)
- 有發現燒39度
PMH: thymic tumor s/p excision in 10 years ago; benign brain tumor s/p XRT
in 11 years ago; falls with right forearm fracture s/p ORIF in 2008/12/1
病人最近六個月,漸漸地活動越來越少,家人認為是老化,也曾被告之有痴呆。
平時在門診拿三叉神經痛及便泌用藥。
病人下午三點到急診,約晚上十點到加護病房,我在加護病房接到病人,
據家屬告之,病人從救護車一路到加護病房,完全沒有停止抽動。
病人的抽動,就如上所述:generalized twitching movements,如果不掀開棉被,
只會看到病人臉部肌肉抽動。
急診的處置,一開始就插管保護呼吸道,也打過prn BZD/dilantin,但顯然無效...
以下列出急診做過的檢查結果:
Vital signs: BP 152/42, HR 108, RR 22, BT 40.4
Cons: E2M3Vt, symmetric pupil with light reflex
Hemogram: WBC 7090 (seg 92.7%), PLT 287, Hb 10.3
Biochem: BUN 31, CRE 1.02, Na 136, K 5, Glu 169, Procalcitonin 0.5 mg/dL
CK 324
ABG: acute respiratory alkalosis with adequate compensation
U/A: clean
CXR: increased lung markings with no definite patch
Brain CT: tumor mass 2.6x 3.5x 2.5 cm over left CP angle with brainstem
invasion, no hydrocephalus or brain swelling
再列一點focused PE:
Supple neck, BMI 15, cachexia, no cutaneous finding, intact brainstem sign,
negative Banbinski sign, increaed DTR symmetrically, normal anal tone
...................................
最後的主要答案當然只有一個,也是很僥倖地被我在午夜前就找到且驗證答案...
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※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 140.112.5.84
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我覺得,潑上來的好處,就是看到很多自己當時壓根兒也不會想到,但也很重要的想法。
(Serotonin syndrome,真的還滿像的,不去查我都不知道)
答案有人提到了,其實很簡單,就是鈣離子,corrected total calcium是 6 mg/dL。
雖然一開始猜鈣,但看到結果,並不敢確定,
直到鈣bolus下去,抽動馬上停止,我才相信真的是鈣太低了。
當場抽了iPTH及vitamin D3後,開始狂補鈣,
一開始用6支calcium gluconate泡500, run 45cc/hr都還追不太上,
一天要打上一二十支....
最終能追到的答案,是維它命D低下,數值連測都快測不到了,
至於為何會跑出維它命D低?就不知該怎麼追究了....
(當發現低血鈣時,還是不免像醫學生般地興奮,跑去床邊玩Chvostek及Trousseau signs
不過奇怪的是,怎麼都弄不出來....)
※ 編輯: Copper 來自: 140.112.5.84 (11/05 23:43)
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