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Table 20.28

Cancer of the Oral Cavity and Pharynx (Invasive)

Percent Distribution and Counts by Histology among Histologically Confirmed Cases, 2008-2012
All Races, Both Sexes, by site
Histologya Oral Cavity
and Pharynx
Lip Tongue Salivary Gland Floor of Mouth
Count Percent Count Percent Count Percent Count Percent Count Percent
Epidermoid carcinomab (8051-8131) 41,634 84.3% 2,759 94.4% 14,414 97.3% 1,212 21.9% 2,411 95.4%
Squamous cell carcinoma (8070-8078,8083-8084) 40,643 82.3% 2,645 90.5% 14,168 95.6% 1,160 20.9% 2,385 94.4%
Adenocarcinomac 5,033 10.2% 116 4.0% 223 1.5% 3,392 61.2% 83 3.3%
Other specific carcinomas d 514 1.0% - - 37 0.2% 306 5.5% - -
Unspecified, Carcinoma, NOS (8010-8011,8020-8022) 1,611 3.3% - - 79 0.5% 414 7.5% - -
Sarcoma and soft tissuee 153 0.3% - - 19 0.1% 33 0.6% - -
Other specific typesf 264 0.5% 17 0.6% 16 0.1% 115 2.1% - -
Unspecified (8000-8005) 183 0.4% - - 33 0.2% 70 1.3% - -
Total 49,393 100.0% 2,923 100.0% 14,821 100.0% 5,542 100.0% 2,526 100.0%
Percent Distribution and Counts by Histology among Histologically Confirmed Cases, 2008-2012
All Races, Both Sexes, by site
Histologya Gum and
Other Mouth
Nasopharynx Oropharynx
and Tonsil
Hypopharynx Other
Oral Cavity
and Pharynx
Count Percent Count Percent Count Percent Count Percent Count Percent
Epidermoid carcinomab (8051-8131) 5,360 80.9% 1,717 62.4% 10,307 97.5% 2,712 96.9% 742 89.1%
Squamous cell carcinoma (8070-8078,8083-8084) 5,111 77.1% 1,566 56.9% 10,185 96.4% 2,691 96.1% 732 87.9%
Adenocarcinomac 1,034 15.6% 87 3.2% 64 0.6% 16 0.6% 18 2.2%
Other specific carcinomasd 42 0.6% 39 1.4% 41 0.4% 21 0.8% - -
Unspecified, Carcinoma, NOS (8010-8011,8020-8022) 57 0.9% 843 30.6% 121 1.1% 35 1.3% 35 4.2%
Sarcoma and soft tissuee 31 0.5% 34 1.2% - - - - - -
Other specific typesf 86 1.3% 16 0.6% - - - - - -
Unspecified (8000-8005) 17 0.3% 17 0.6% 20 0.2% - - - -
Total 6,628 100.0% 2,753 100.0% 10,568 100.0% 2,799 100.0% 833 100.0%

Footnotes:

Source: SEER 18 areas (San Francisco, Connecticut, Detroit, Hawaii, Iowa, New Mexico, Seattle, Utah, Atlanta, San Jose-Monterey, Los Angeles, Alaska Native Registry, Rural Georgia, California excluding SF/SJM/LA, Kentucky, Louisiana, New Jersey and Georgia excluding ATL/RG). Percents may not sum to 100 due to rounding.

a Excludes Kaposi Sarcoma, mesothelioma, lymphomas, leukemias, myelomas, lymphoreticular, and immunoproliferative diseases.

b Epidermoid carcinoma includes squamous, basal, and transitional cell carcinomas.

c Adenocarcinoma includes histologies 8050, 8140-8147, 8160-8162, 8180-8221, 8250-8507, 8514, 8520-8551, 8560, 8570-8574, 8576, 8940-8941.

d Other specific carcinomas includes histologies 8012-8015, 8030-8046, 8150-8155, 8170-8180, 8230-8249, 8508, 8510-8513, 8561-8562, 8575, 8580-8671

e Sarcoma and soft tissue includes histologies 8680-8713, 8800-8921, 8990-8991, 9040-9044, 9120-9136, 9150-9252, 9370-9373, 9540-9582.

f Other specific types includes histologies 8720-8790, 8930-8936, 8950-8983, 9060-9110, 9260-9365, 9380-9539.

- Statistic not shown due to fewer than 16 cases during the time period.

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