Kodex

ICD-10-CM-NEOPLASM

Term

retroperitoneum

Hierarchy

connective tissue NEC
- abdomen
- abdominal wall
- ankle
- antecubital fossa or space
- arm
- auricle (ear)
- axilla
- back
- breast
- buttock
- calf
- cervical region
- cheek
- chest (wall)
- chin
- diaphragm
- ear (external)
- elbow
- extrarectal
- extremity
- eyelid
- face
- finger
- flank
- foot
- forearm
- forehead
- gastric
- gastrointestinal
- gluteal region
- great vessels NEC
- groin
- hand
- head
- heel
- hip
- hypochondrium
- iliopsoas muscle
- infraclavicular region
- inguinal (canal) (region)
- intestinal
- intrathoracic
- ischiorectal fossa
- jaw
- knee
- leg
- limb NEC
- nates
- neck
- orbit
- overlapping lesion
- pararectal
- para-urethral
- paravaginal
- pelvis (floor)
- pelvo-abdominal
- perineum
- perirectal (tissue)
- periurethral (tissue)
- popliteal fossa or space
- presacral
- psoas muscle
- pterygoid fossa
- rectovaginal septum or wall
- rectovesical
- retroperitoneum
- sacrococcygeal region
- scalp
- scapular region
- shoulder
- skin NEC (dermis)
- stomach
- submental
- supraclavicular region
- temple
- temporal region
- thigh
- thoracic (duct) (wall)
- thorax
- thumb
- toe
- trunk
- umbilicus
- vesicorectal
- wrist

Neoplasm	Malignant Primary	Malignant Secondary	Ca in situ	Benign	Uncertain Behavior	Unspecified Behavior
	C48.0	C78.6		D20.0	D48.3	D49.0

Long Title

retroperitoneum

connective tissue NEC retroperitoneum

Codes

C48.0 Malignant neoplasm of retroperitoneum

C78.6 Secondary malignant neoplasm of retroperitoneum and peritoneum

D20.0 Benign neoplasm of soft tissue of retroperitoneum

D48.3 Neoplasm of uncertain behavior of retroperitoneum

D49.0 Neoplasm of unspecified behavior of digestive system