Primary Cancer Sites
Secondary CancerLikely Primary Cancers
Lymph nodes of head, face and neckMalignant neoplasm of base of tongue, Malignant neoplasm of parotid gland, Malignant neoplasm of tonsil, unspecified, Malignant neoplasm of pharynx, unspecified, Malignant neoplasm of glottis, Malignant neoplasm of trachea, Malignant melanoma of lip, Unspecified malignant neoplasm of skin of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of thyroid gland
Intrathoracic lymph nodesMalignant neoplasm of upper third of esophagus, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast
Intra-abdominal lymph nodesMalignant neoplasm of upper third of esophagus, Malignant neoplasm of pylorus, Malignant neoplasm of hepatic flexure, Malignant neoplasm of head of pancreas, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of endocervix, Malignant neoplasm of prostate, Malignant neoplasm of unspecified kidney, except renal pelvis, Follicular lymphoma, unspecified, extranodal and solid organ sites
Lymph nodes of axilla and upper limbMalignant neoplasm of trachea, Malignant melanoma of lip, Malignant neoplasm of nipple and areola, unspecified female breast
Inguinal and lower limb lymph nodesMalignant neoplasm of rectosigmoid junction, Malignant neoplasm of trachea, Malignant melanoma of lip, Unspecified malignant neoplasm of skin of lip, Malignant neoplasm of prepuce
Intrapelvic lymph nodesMalignant neoplasm of hepatic flexure, Malignant neoplasm of rectosigmoid junction, Malignant neoplasm of trachea, Malignant neoplasm of endocervix, Malignant neoplasm of corpus uteri, unspecified, Malignant neoplasm of prostate, Malignant neoplasm of trigone of bladder
Lymph nodes of multiple sitesMalignant neoplasm of upper third of esophagus, Malignant neoplasm of cardia, Malignant neoplasm of hepatic flexure, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast
Lymph nodes, site unspecifiedMalignant neoplasm of upper third of esophagus, Malignant neoplasm of cardia, Malignant neoplasm of sigmoid colon, Malignant neoplasm of trachea, Malignant melanoma of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of prostate
LungMalignant neoplasm of hepatic flexure, Malignant neoplasm of trachea, Malignant melanoma of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of prostate, Malignant neoplasm of trigone of bladder, Malignant neoplasm of unspecified kidney, except renal pelvis
MediastinumMalignant neoplasm of upper third of esophagus, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast
PleuraMalignant neoplasm of upper third of esophagus, Malignant neoplasm of hepatic flexure, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of unspecified ovary , Malignant neoplasm of prostate, Malignant neoplasm of unspecified kidney, except renal pelvis
Other respiratory organsMalignant neoplasm of upper third of esophagus, Malignant neoplasm of hepatic flexure, Malignant neoplasm of glottis, Malignant neoplasm of trachea, Unspecified malignant neoplasm of skin of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of prostate, Malignant neoplasm of thyroid gland
Small intestine, including duodenumMalignant neoplasm of duodenum, Malignant neoplasm of hepatic flexure, Malignant neoplasm of head of pancreas, Malignant neoplasm of trachea, Malignant neoplasm of connective and soft tissue of head, face and neck, Malignant melanoma of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of unspecified ovary, Malignant neoplasm of unspecified kidney, except renal pelvis
Large intestine and rectumMalignant neoplasm of hepatic flexure, Malignant neoplasm of rectosigmoid junction, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of unspecified ovary, Malignant neoplasm of prostate
Retroperitoneum and peritoneumMalignant neoplasm of cardia, Malignant neoplasm of hepatic flexure, Malignant neoplasm of rectosigmoid junction, Malignant neoplasm of head of pancreas, Malignant neoplasm of trachea, Malignant neoplasm of peripheral nerves of head, face and neck, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of corpus uteri, unspecified, Malignant neoplasm of unspecified ovary
Liver, specified as secondaryMalignant neoplasm of cardia, Malignant neoplasm of hepatic flexure, Malignant neoplasm of rectosigmoid junction, Malignant neoplasm of head of pancreas, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast
Other digestive organsMalignant neoplasm of upper third of esophagus, Malignant neoplasm of cardia, Malignant neoplasm of hepatic flexure, Malignant neoplasm of head of pancreas, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of prostate
KidneyMalignant neoplasm of hepatic flexure, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of endocervix, Malignant neoplasm of prostate, Malignant neoplasm of trigone of bladder, Malignant neoplasm of unspecified kidney, except renal pelvis, Follicular lymphoma, unspecified, extranodal and solid organ sites
Other urinary organsMalignant neoplasm of hepatic flexure, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of endocervix, Malignant neoplasm of unspecified ovary, Malignant neoplasm of prostate, Malignant neoplasm of trigone of bladder, Malignant neoplasm of unspecified kidney, except renal pelvis
SkinMalignant neoplasm of hepatic flexure, Malignant neoplasm of trachea, Malignant neoplasm of peripheral nerves of head, face and neck, Malignant melanoma of lip, Unspecified malignant neoplasm of skin of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of unspecified kidney, except renal pelvis
Brain and spinal cordMalignant neoplasm of trachea, Malignant melanoma of lip, Malignant neoplasm of nipple and areola, unspecified female breast
Other parts of nervous systemMalignant neoplasm of trachea, Malignant melanoma of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of prostate, Follicular lymphoma, unspecified, extranodal and solid organ sites
Bone and bone marrowMalignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of prostate
OvaryMalignant neoplasm of hepatic flexure, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of unspecified ovary
Suprarenal glandMalignant neoplasm of hepatic flexure, Malignant neoplasm of trachea, Malignant neoplasm of nipple and areola, unspecified female breast
Other specified sitesMalignant neoplasm of hepatic flexure, Malignant neoplasm of trachea, Malignant melanoma of lip, Malignant neoplasm of nipple and areola, unspecified female breast, Malignant neoplasm of unspecified ovary, Malignant neoplasm of prostate, Malignant neoplasm of trigone of bladder