+- USMLE Forum - Largest USMLE Community (https://www.usmleforum.com)
+-- Forum: USMLE Forum (https://www.usmleforum.com/forumdisplay.php?fid=1)
+--- Forum: Step 1 (https://www.usmleforum.com/forumdisplay.php?fid=2)
+--- Thread: Path Q1 - sage2006 (/showthread.php?tid=79125)
Path Q1 - sage2006 - ArchivalUser - 03-16-2006
A 42 year old man is beeing followed for worsening involentary jerky movements. during the course of his disease, he develops depession and progressive dementia. within several years he dies, and during an autopsy, bilateral atrophy of the caudate nuclei is found. what is the basic abnormality involved in this individual's disase process?
1. acquired enzyme deficiency
2. DNA repair defect
3. triple repeat mutation
4. slow virus infection
5. toxic chemical exposure
0 - ArchivalUser - 03-16-2006
huntington chorea with chorioathetosis (cherky movment)
and dementia so answer triple repeat mutation
i hope iam right
thank yu
0 - ArchivalUser - 03-16-2006
You're right.