namf Forum Elite
Topics: 80 Posts: 312
| | 07/23/04 - 12:10 PM  
 
   
 
|   #1 |
Hi gang! Why in folate deficiency (megaloblastic anemia) do you have HIGH MCH, but LOW MCHC? I guess the low MCHC is the one I'd like an explanation for the most. Thank you 
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| mash Forum Fanatic
Topics: 147 Posts: 1,326
| | 07/23/04 - 12:26 PM  
 
   
 
|   #2 |
MCH= Hb/RBC count MCHC=Hb/Hct (Hct= RBC count*MCV)=MCH/MCV in megaloblastic anemia MCV is high so, MCHC is low
___________________ I hear and I forget. I see and I remember. I do and I understand. --Confucius
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| Sakaki- Forum Senior
Topics: 1 Posts: 238
| | 07/23/04 - 01:44 PM  
 
   
 
|   #3 |
Isn't MCHC normal in folate deficiency (Harmening: Hematology)?
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| namf Forum Elite
Topics: 80 Posts: 312
| | 07/23/04 - 04:50 PM  
 
   
 
|   #4 |
Thanks Mash! Hi Sakaki--this q was straight from Qbank..which means it could be wrong of coure! Anyone know? Thanks again Mash-ster!
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| dariush Forum Elite

Topics: 20 Posts: 356
| | 07/24/04 - 06:29 PM  
 
   
 
|   #5 |
as mash put it correctly : MCHC=MCH/MCV. both MCH and MCV inc.(leading to HyperChromic+Macrocytic cells respectively) but MCHC doesnt change much (both denominator and numerator inc.!! ) mash i think it is the Fe-def in which MCHC also dec. am i wrong ?
___________________ Allah (God) is watching over us...
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| mash Forum Fanatic
Topics: 147 Posts: 1,326
| | 07/24/04 - 07:01 PM  
 
   
 
|   #6 |
im sorry....u both r right, dariush and sakaki . MCHC decreases in Fe def anemia and is normal in megaloblastic anemia..
___________________ I hear and I forget. I see and I remember. I do and I understand. --Confucius
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| Sakaki- Forum Senior
Topics: 1 Posts: 238
| | 07/25/04 - 08:22 PM  
 
   
 
|   #7 |
I'm positive that MCHC is used to assess whether cells are hypochromic, normochromic (or hyperchromic - though this term really isn't proper, from what I remember).
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