Wednesday, April 24, 2013
Friday, January 4, 2013
"Rash"ionale 1
1.What is the most life saving management if the child is "ill appearing" with high fever?
2.What is the role of steroids if your diagnosis is a "vasculitis disorder" in a well appearing child?
http://www.ncbi.nlm.nih.gov/pubmed/22311342
3. Name the childhood vaccine associated with "autoimmune" disease presenting like this.
4. What is the indication for bone marrow aspiration in this child?
- Arch Pediatr Adolesc Med. 1998 Apr;152(4):345-7.
Saturday, December 15, 2012
Blood teaser
9 month infant admitted for skin abscess. What is the hematologic diagnosis? Name the hematologic index that would help further test for this diagnosis.
Hint:
The six discrimination indices are:
WBC (K/CMM)
|
7.8
|
RBC (M/CMM)
|
4.66
|
Hb (g/dL)
|
9.7
|
HcT (%)
|
29.6
|
MCV (fL)
|
63.5
|
MCH (pg)
|
20.8
|
MCHC (g/dL)
|
32.7
|
RDW (%)
|
17.0
|
PLT (K/CMM)
|
211
|
MPV (fL)
|
8.3
|
Hint:
The six discrimination indices are:
- Mentzer Index (MI): MCV / RBC
- Green & King Index (G&K): MCV × RDW / (Hb × 100)
- RDW Index (RDWI): MCV × RDW / RBC
- England & Fraser Index (E&F): MCV − RBC-(5 × Hb) − k [k = 6.4]
- RDW
- RBC count
Based on one of the above index what is next test to order?
1. Hb A2 (Hemoglobin electrophoresis)
2. serum ferritin
3. vitamin B12
4. bone marrow aspiration
5. serum lead
Monday, December 3, 2012
Wednesday, November 14, 2012
Thursday, November 8, 2012
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