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Table 9 Distribution of MEN1-related tumours/lesions with respect to MEN1 mutated exon/intron

From: Multiple endocrine neoplasia type 1: extensive analysis of a large database of Florentine patients

Tumour/lesion (n.)

Exon 2

n. (%)

Intron 2

n. (%)

Exon 3

n. (%)

Intron 3

n. (%)

Exon 4

n. (%)

Intron 4

n. (%)

Exon 5

n. (%)

Intron 5

n. (%)

Exon 6

n. (%)

Intron 6

n. (%)

Exon 7

n. (%)

Intron 7

n. (%)

Exon 8

n. (%)

Intron 8

n. (%)

Exon 9

n. (%)

Intron 9

n. (%)

Exon 10

n. (%)

PHPT

18 (100%)

1 (100%)

11 (100%)

1 (100%)

4 (100%)

15 (93.75%)

3 (100%)

3 (75%)

5 (100%)

n.a

1 (100%)

1 (50%)

6 (100%)

n.a

31 (100%)

n.a

23 (95.83%)

 Symptomatic

7 (38.89%)

0

6 (54.55%)

1 (100%)

3 (75%)

4 (25%)

1 (33.33%)

3 (75%)

1 (20%)

n.a

0

1 (50%)

2 (33.33%)

n.a

10 (32.26%)

n.a

8 (33.33%)

 Asymptomatic

11 (61.11%)

1 (100%)

5 (45.45%)

0

1 (25%)

11 (68.75%)

2 (66.67%)

0

4 (80%)

n.a

1 (100%)

0

4 (66.67%)

n.a

21 (67.74%)

n.a

15 (62.5%)

GEP-NETs

12 (66.67%)

1 (100%)

7 (63.64%)

1 (100%)

1 (25%)

9 (56.25%)

1 (33.33%)

0

2 (40%)

n.a

1 (100%)

1 (100%)

5 (83.33%)

n.a

18 (58.06%)

n.a

14 (58.33%)

 pNFTs

6 (33.33%)

0

1 (9.09%)

0

1 (25%)

3 (18.75%)

0

0

0

n.a

0

0

2 (33.33%)

n.a

6 (19.35%)

n.a

6 (25%)

 PPoma

0

0

1 (9.09%)

0

0

0

0

0

0

n.a

0

0

0

n.a

0

n.a

0

 pNFT-gastric NF NET

0

0

0

0

0

1 (6.25%)

0

0

0

n.a

0

0

0

n.a

0

n.a

0

 Gastrinomas

1 (5.56%)

1 (100%)

2 (18.18%)

0

0

5 (31.25%)

0

0

0

n.a

0

1 (100%)

2 (33.33%)

n.a

4 (12.90%)

n.a

6 (25%)

 Insulinomas

2 (11.11%)

0

3 (27.27%)

1 (100%)

0

0

1 (33.33%)

0

0

n.a

0

0

0

n.a

4 (12.90%)

n.a

1 (4.17%)

 VIPomas

1 (5.56%)

0

0

0

0

0

0

0

0

n.a

0

0

0

n.a

0

n.a

1 (4.17%)

 Gastrinoma-insulinoma

1 (5.56%)

0

0

0

0

0

0

0

0

n.a

1 (100%)

0

0

n.a

1 (3.23%)

n.a

0

 Gastrinoma-glucagonoma

0

0

0

0

0

0

0

0

1 (20%)

n.a

0

0

0

n.a

0

n.a

0

 pNFTs-gastrinoma

1 (5.56%)

0

0

0

0

0

0

0

1 (20%)

n.a

0

0

1 (16.67%)

n.a

3 (9.68%)

n.a

0

Pituitary adenomas

8 (44.44%)

0

7 (63.64%)

1 (100%)

3 (75%)

5 (31.25%)

2 (66.67%)

3 (75%)

1 (20%)

n.a

1 (100%)

1 (50%)

2 (33.33%)

n.a

18 (58.06%)

n.a

12 (50%)

 NFAs

1 (5.56%)

0

2 (18.18%)

0

0

1 (6.25%)

0

0

1 (20%)

n.a

0

0

0

n.a

3 (9.68%)

n.a

3 (12.5%)

 PRLomas

7 (38.89%)

0

5 (45.45%)

1 (100%)

3 (75%)

4 (25%)

1 (33.33%)

3 (75%)

0

n.a

0

1 (50%)

2 (33.33%)

n.a

15 (48.39%)

n.a

8 (33.33%)

 Corticotropinomas

0

0

0

0

0

0

0

0

0

n.a

1 (100%)

0

0

n.a

0

n.a

1 (4.17%)

 PRLoma-somatotropinoma

0

0

0

0

0

0

1 (33.33%)

0

0

n.a

0

0

0

n.a

0

n.a

0

Bronchopulmonary carcinoids

2 (11.11%)

1 (100%)

1 (9.09%)

0

1 (25%)

4 (25%)

1 (33.33%)

0

0

n.a

1 (100%)

0

0

n.a

2 (6.45%)

n.a

3 (12.5%)

Skin lesions

 Lipomas

5 (27.78%)

0

3 (27.27%)

0

0

6 (37.5%)

2 (66.67%)

1 (25%)

0

n.a

1 (100%)

0

2 (33.33%)

n.a

6 (19.35%)

n.a

4 (16.67%)

 Angiomas/angiofibromas/fibromas

0

0

2 (18.18%)

0

0

0

0

1 (25%)

0

n.a

0

0

0

n.a

6 (19.35%)

n.a

3 (12.5%)

Adrenal gland tumours/lesions

4 (22.22%)

0

5 (45.45%)

1 (100%)

1 (25%)

0

0

2 (50%)

0

n.a.

0

0

1 (16.67%)

n.a.

6 (19.35%)

n.a.

3 (12.5%)

  1. Footnotes: N number, PHPT Primary hyperparathyroidism, GEP-NETs Gastro-entero-pancreatic neuroendocrine tumours, pNFTs pancreatic non-functioning tumours, NF NET Non-functioning neuroendocrine tumours, VIP Vasoactive intestinal peptide, NFAs Non-functioning adenomas, N.A non-applicable (no patients bearing these mutations)
  2. Percentages were calculated with respect to the number of symptomatic patients for any mutated exon or intron