medical decision support medical decision support
Sign In

Histologic Grades of Szanto et al for Adenoid Cystic Carcinoma of a Salivary Gland

Description

Szanto et al provided criteria for grading an adenoid cystic carcinoma arising in a salivary gland. This can help to identify a patient who may require more aggressive management. The authors are from the University of Texas M.D. Anderson Hospital in Houston.


 

Parameters:

(1) percentage of the solid pattern

(2) percentage of the cribriform pattern

(3) percentage of other patterns (tubular, trabecular, etc)

Percent Solid

Percent Cribriform

Percent Other Patterns

Grade

>= 30%

NA

NA

III

0 to 29%

100% - (percent solid)

NA

II

0%

100% - (percent other)

<= 100%

I

 

Grade I tumors are well-differentiated and have the best prognosis.

 

Grade III tumors tend to be aggressive tumors, especially those with areas of tumor necrosis.

 


To read more or access our algorithms and calculators, please log in or register.

Specialty