Positivity for TTF-1 in extra-pulmonary small cell carcinoma

The frequency of positivity for TTF-1 appears to vary between different anatomical sites:




0/83, 0/14, 1/1 3


0/23, 1/12

salivary gland

0/23, 0/12, 0/14, 3/156, 1/3 8





gastrointestinal tract, NOS



5/74, 15/21 19, 9/1526



small intestine

0/14, 1/2 8




0/24, 1/7 8


1/1 8, 0/112, 1/120, 0/121


0/13, 1/14

renal pelvis

0/11, 1/14

urinary bladder

1/53, 2/41, 2/32, 1/34, 2/10 8, 2/1015, 17/44 16, 11/44 17


0/33, 4/4 1, 5/52, 1/34, 5/5 8, 23/44


hypercalcaemic type

0/7 10, 0/1525

pulmonary type

1/2 10, 1/1 18

uterine cervix

1/33, 1/71, 0/12, 7/164, 2/3 8, 3/8 10


0/14, 1/311




1/12, 1/24, 1/3 8, 2/109, 2/214, 0/113, 0/123, 0/124, 127, 128




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This page last revised 29.1.2011.

©SMUHT/PW Bishop