Loading....
Coupon Accepted Successfully!

Medicine

Open Flashcards

Hematology

Question
7 out of 34
 

Erythropoietin is increased in all except: (AIIMS Nov 2010)



A Hepatocellular carcinoma

B Renal cell carcinoma

C Cerebellar Hemangioblastoma

D Pancreatic carcinoma

Ans. D

Pancreatic carcinoma

Causes of Secondary Erythrocytosis

1. Increased production of erythropoietin secondary to hypoxia

a. High altitude b. Lung disorder

c. Smoking d. Cyanotic congenital heart disease

2. Inappropriate erythropoietin production: Tumours of kidney, liver, lung, uterus, and cerebellum.

a. Renal cysts b. Hydronephrosis c. Hypernephroma d. Renal artery stenosis

e. Renal transplantation f. Hepatoma g. Pheochromocytoma h. Uterine fibromyoma

i. Cerebellar hemangioblastoma

3. Spurious or Low Plasma Volume Polycythemia

Gaisböck's Syndrome: decrease in plasma volume with relative increase in red cell count, hemoglobin, hematocrit,

Extra Edge:

Deference between PCV and Secondary polycythemia

PCV

Secondary polycythemia

1. O2 saturation

More than 90%

Less than 90%

2. Serum erythropoietin

Decrease or normal

Increase

Hematology Flashcard List

34 flashcards
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
21)
22)
23)
24)
25)
26)
27)
28)
29)
30)
31)
32)
33)
34)