ICD-10 Diagnosis Code R22.40

Localized swelling, mass and lump, unspecified lower limb

Diagnosis Code R22.40

ICD-10: R22.40
Short Description: Localized swelling, mass and lump, unspecified lower limb
Long Description: Localized swelling, mass and lump, unspecified lower limb
This is the 2017 version of the ICD-10-CM diagnosis code R22.40

Valid for Submission
The code R22.40 is valid for submission for HIPAA-covered transactions.

Code Classification
  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
    • Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
      • Localized swelling, mass and lump of skin, subcu (R22)

Information for Medical Professionals

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.
Diagnostic Related Groups
The diagnosis code R22.40 is grouped in the following Diagnostic Related Group(s) (MS-DRG V34.0)


Convert to ICD-9 Additional informationCallout TooltipGeneral Equivalence Map
The ICD-10 and ICD-9 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.

  • Foot swelling
  • Lump on thigh
  • Mass of ankle
  • Mass of foot
  • Mass of hip region
  • Mass of knee joint
  • Mass of lesser toe
  • Mass of lower limb
  • Mass of psoas muscle
  • Mass of shin
  • Mass of tibia
  • Mass of toe
  • Sausage toe
  • Soft tissue swelling of ankle joint
  • Swelling of ankle joint
  • Swelling of lower leg
  • Swollen ankle
  • Swollen ankle
  • Swollen calf
  • Toe swelling

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