Common Symbols

Symbol Term(s)
1° Primary
2° Secondary
@ At
/ Comparison (e.g., 6/12 LN for six of 12 lymph nodes)
= Equals
# Number (if before a numeral) pounds (if after a number)
X Times
Symbol for female Female
Symbol for male Male
↑ Increased
↓ Decreased
- Negative
+ Positive
µCi Microcurie
µ Microgram
< Less than
> Greater than
≤ Less than or equal to
≥ Greater than or equal to
The letter "C" with a line over it With
The letter "S" with a line over it Without

Updated: December 28, 2023