Code

Description

00

None; no surgery of primary site; autopsy only

19

Local tumor destruction or excision, NOS

Note: Unknown whether a specimen was sent to pathology for surgical events coded 19 (principally for cases diagnosed prior to January 1, 2003)

15

Local tumor destruction, NOS

Note: No specimen sent to pathology from surgical event 15.

Specimen sent to pathology from surgical events 25-62.

25

Local tumor excision, NOS

Note: Less than a full chain, includes an excisional biopsy of a single lymph node.

SEER Note: The use of code 25 in RX SUMM—SURG PRIM SITE [1290] is for a primary in one and only one lymph node. The single involved lymph node is removed by an excisional biopsy only. CDC-NPCR, CoC, and SEER are in agreement on the wording of code 25.

30

Lymph node dissection, NOS

31

One chain

32

Two or more chains

40

Lymph node dissection, NOS plus splenectomy

41

One chain

42

Two or more chains

50

Lymph node dissection, NOS and partial/total removal of adjacent organ(s)

51

One chain

52

Two or more chains

60

Lymph node dissection, NOS and partial/total removal of adjacent organ(s) plus splenectomy (Includes staging laparotomy for lymphoma.)

61

One chain

62

Two or more chains

90

Surgery, NOS

99

Unknown if surgery performed; death certificate only