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Table 2 Histopathological features in group A, before, 1 month and 6 months after PRP treatment

From: Platelet-rich plasma (PRP) a biogenic stimulator in treatment of primary atrophic rhinitis

 

Histopathological features

(%) before PRP

(%) 1 month after PRP

(%) 6 months after PRP

A. Status of the epithelium

1. Partial squamous metaplasia

42.33

41.33

39.33

 

2. Total squamous metaplasia

33.88

32.66

32.66

 

3. Denuded epithelium

3.44

1.88

0.64

 

4. Total squamous metaplasia with keratinization

12.66

10.66

10.66

B. Tunica propria

1. Granulation tissue

39.22

38.66

34.66

 

2. Chronic inflammatory cellular infiltrate

38.44

34.22

34.88

 

3. Fibrosis

24.53

21.22

21.22

 

4. Granulation tissue with fibrosis

24.53

23.22

23.22

 

5. Chronic inflammatory cellular infiltrate with fibrosis

38.44

35.22

31.88

 

6. Basement membrane

 
 

 Thickened

58.30

56.22

56.22

 

 Ill-defined

32.10

29.88

29.88

 

 Normal

8.10

15.88

17.22

 

1. Absence of glands

23.14

19.27

17.88

C. Mucous glands

2. Reduction in number and size of glands

58.66

49.22

48.62

 

3. Normal glands

11.66

16.22

16.22

D. Blood vessels

1. Reduced vascularity

56.66

49.22

40.88

 

2. Endarteritis

14.33

13.22

12.28

 

3. Periarteritis

5.44

4.66

4.66

 

4. Dilated blood vessels

22.33

20.22

18.88