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Table 1 „Bleeding and stool disorders“, „non-specific symptoms“ and related colorectal manifestations on the primary diagnosis of FAP (n = 143, values in brackets are relative values)

From: Age and manifestation related symptoms in familial adenomatous polyposis

  colon rectum
  10–100 polyps >100 polyps carcinoma no polyps <10 polyps 10–100 polyps carcinoma
  n (%) n (%) n (%) n (%) n (%) n (%) n (%)
total patients 7 (100) 90 (100) 36 (100) 14 (100) 25 (100) 96 (100) 17 (100)
fecal occult blood 3 (43) 81 (90) 22 (61) 7 (50) 14 (56) 61 (64) 14 (82)
colonic bleeding 2 (29) 72 (80) 17 (47) 4 (29) 12 (48) 56 (58) 13 (76)
diarrhoea 1 (14) 44 (49) 16 (44) 1 (7) 6 (24) 37 (39) 11 (65)
anemia 3 (43) 30 (33) 16 (44) 4 (29) 4 (16) 25 (26) 6 (35)
abdomial pain 2 (29) 19 (21) 11 (31) 1 (7) 6 (24) 14 (15) 3 (18)
loss of strength 2 (29) 16 (18) 11 (31) 2 (14) 2 (8) 14 (15) 4 (24)
loss of weight 1 (14) 14 (16) 6 (17) 1 (7) 3 (12) 11 (11) 5 (29)
mucous discharge 2 (29) 17 (19) 7 (19) 1 (7) 3 (12) 15 (16) 2 (12)
bloating 2 (29) 11 (12) 6 (17) 1 (7) 3 (12) 9 (9) 2 (12)
constipation - - 9 (10) 2 (6) 1 (7) 3 (12) 5 (5) 3 (18)
paradox diarrhoea - - 5 (6) 1 (3) - - 1 (4) 4 (4) 2 (12)