Table
1
Most
Frequently Asked Questions About MH
| Preoperative
assessment of MH susceptibility |
20% |
| Safe
anesthetic techniques |
13% |
| Need
for dantrolene pretreatment |
12% |
| Safety
of local anesthetics |
7% |
| Appropriate
MH workup |
5% |
| Intraoperative
monitoring |
5% |
| Preparation
of equipment |
5% |
| Postoperative
management |
3% |
| Appropriate
outpatient observation period |
3% |
| Safety
of propofol |
3% |
Table
2
MH Hotline Case
Calls from January 1990 Through June 1996
|
1990
|
1991
|
1992
|
1993
|
1994
|
1995
|
1996
Jan-Jun
|
Total
|
Total
(%)
|
| Acute
MH without MMR |
17 |
20 |
16 |
25 |
28 |
22 |
12 |
140 |
11.4 |
| Acute
MH with MMR |
3 |
4 |
6 |
11 |
4 |
2 |
1 |
31 |
2.5 |
| Suspect
MH |
21 |
16 |
13 |
10 |
15 |
9 |
6 |
90 |
7.3 |
| Total
MH |
41 |
40 |
35 |
46 |
47 |
33 |
19 |
261 |
21.2 |
| MMR
only |
69 |
74 |
45 |
37 |
18 |
23 |
13 |
279 |
22.7 |
| Not-MH |
74 |
104 |
84 |
83 |
113 |
94 |
46 |
598 |
48.8 |
| Not
enough information |
11 |
6 |
18 |
20 |
13 |
14 |
6 |
88 |
7.2 |
| Total
Consultations |
195 |
224 |
182 |
186 |
191 |
164 |
84 |
1226 |
100 |
Table
3
Comparison of Total
MH and Not-MH Categories by Time of Episode, Age at Presentation and Gender
|
Time
of episode (%)
|
Age
at presentation (%)
|
Gender
(%)
|
|
induction
|
intraop
|
postop
|
<15
|
15-44
|
45-64
|
>65
|
male
|
female
|
| Total MH |
39 |
49 |
9 |
54 |
34 |
6 |
2 |
62 |
53 |
| Not-MH |
16 |
23 |
53 |
37 |
34 |
10 |
5 |
24 |
27 |
|