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Author3 Posts
  #1

Hello usmlers hope u dont mind tackling a few unanswd MRCP qs,thanx!!

1. cardiac enzymes to be used for diagnosing MI after 3 days to Dx reinfarct:

2. Athelet girl which hormone is suppressed - ? LH

3. Pt with pagets,next investigation: XR pelvis or bone scan?

4. Treatment of Hyperthyroidsm in preg during 1st trimester (PTU,right)

7. 68yr old man with AS what wud reduce pressure gradient across valve.- ?VSD, AR, MR, CHF etc

8. Hep C treatment. What labs to follow? ALT, HCV RNA titers

9. heroin addict admitted for pain control ,treatment?

10. suicidal attempt on long acting propanolol. bradycardia unresponsive to atropine. next course of action: glucagon or pacing

11. patient with RA not responding to NSAIDS wat is the next step in the rx? methotrexate, oral steroid,,,,


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  #2

Troponin, CPK !

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  #3

1.CK-MB starts to rise in 4-6 hrs post MI and will be there till 24-72 hrs.other sensitive enzyme is troponin I which starts to rise at the same time ie;4-6 hrs but it will stay high for weeks.So persisting CKmb after 3 days post MI should indicate towards reinfarct.

2.yes heavy excercise in women will supress the Gnrh which will affect LH more than FSH,so there will be less mid cyclic LH surge and these women experience anovulatory cycles more often.

3.bone scan shows the location and extent of the disease.Xray confirms that.I think bone scan is the next step.

4.yes propylthiouracil

5.I would go for a defect that decreases the preload in the left ventricle.A left to right shunt should improve the condition.

6.HCV-Rna titers are followed after HCV treatment to look for the prognosis of the treatment.

7.I couldnot find answer to this




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