Colonoscopy Practice in Lagos, Nigeria: A Report of an Audit

Table 3

(a) Endoscopic findings. (b) Site of colonoscopy abnormalities in the patients.

(a)

Types of endoscopic findings	Frequency	%
Normal	55	9.1
DD and vascular	142	23.4
Ulcerative and vascular	4	0.7
Mass and colitis	3	0.5
Colitis and vascular	4	0.7
Melanosis coli and haemorrhoids	2	0.3
Megacolon	3	0.5
Upper GI	5	0.8
Adhesion/obstruction	2	0.3
Extrinsic compression	1	0.2
Perianal abscess	1	0.2
Ulcerative lesion	8	1.3
No colonic haustrations	1	0.2
Natal cleft intertrigo	1	0.2
Anal cushions	1	0.2
Long sigmoid	1	0.2
DD and ulcerations	1	0.2
Spastic colon	1	0.2
Mass/inflammation/haemorrhoids	3	0.5
Mass/DD/haemorrhoids	1	0.2
Ulceration and colitis	1	0.2
Masses/growth	57	9.4
Diverticulosis	39	6.4
Erosive colitis	18	3.0
Vascular lesions/haemorrhoids	213	35.1
Masses and diverticulosis	4	0.7
Masses and vascular	13	2.1
Total	607	100.0

∗The polyp detection rate was 6.8%. DD: diverticular disease.

(b)

Location	Frequency	%
None	255	42.0
Ceacum	3	0.5
Ascending colon	7	1.2
Transverse colon	6	1.0
Descending colon	5	0.8
Sigmoid	18	3.0
Rectum	18	3.0
Anus	229	37.7
Pancolitis	12	2.0
Multiple locations	54	8.9