2024 ICD-10-CM Diagnosis Code C49.21

Malignant neoplasm of connective and soft tissue of right lower limb, including hip

  • C49.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Malig neoplm of conn and soft tiss of r low limb, inc hip
  • The 2024 edition of ICD-10-CM C49.21 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of C49.21 – other international versions of ICD-10 C49.21 may differ.

The following code(s) above C49.21 contain annotation back-references

 that may be applicable to C49.21:

  • C00-D49  Neoplasms
  • C49  Malignant neoplasm of other connective and soft tissue

Approximate Synonyms

  • Angiosarcoma, bilateral hips
  • Angiosarcoma, bilateral legs
  • Angiosarcoma, r hip
  • Angiosarcoma, r leg
  • Cancer, soft tissue of right leg
  • Leiomyosarcoma, bilateral hips
  • Leiomyosarcoma, bilateral legs
  • Leiomyosarcoma, r hip
  • Leiomyosarcoma, r leg
  • Liposarcoma, bilateral hips
  • Liposarcoma, bilateral legs
  • Liposarcoma, r hip
  • Liposarcoma, r leg
  • Malignant fibrous histiocytoma, bilateral hips
  • Malignant fibrous histiocytoma, bilateral legs
  • Malignant fibrous histiocytoma, r hip
  • Malignant fibrous histiocytoma, r leg
  • Muscle cancer, bilateral hips
  • Muscle cancer, bilateral legs
  • Muscle cancer, r hip
  • Muscle cancer, r leg
  • Primary angiosarcoma of bilateral hips
  • Primary angiosarcoma of bilateral lower limbs
  • Primary angiosarcoma of right hip
  • Primary angiosarcoma of right lower limb
  • Primary leiomyosarcoma of bilateral hips
  • Primary leiomyosarcoma of bilateral lower limbs
  • Primary leiomyosarcoma of right hip
  • Primary leiomyosarcoma of right lower limb
  • Primary liposarcoma of bilateral hips
  • Primary liposarcoma of bilateral lower limbs
  • Primary liposarcoma of right hip
  • Primary liposarcoma of right lower limb
  • Primary malignant fibrous histiocytoma of bilateral hips
  • Primary malignant fibrous histiocytoma of bilateral lower limbs
  • Primary malignant fibrous histiocytoma of right hip
  • Primary malignant fibrous histiocytoma of right lower limb
  • Primary malignant neoplasm of muscle of bilateral hips
  • Primary malignant neoplasm of muscle of bilateral lower limbs
  • Primary malignant neoplasm of muscle of right hip
  • Primary malignant neoplasm of muscle of right lower limb
  • Primary malignant neoplasm of soft tissue of bilateral hips
  • Primary malignant neoplasm of soft tissue of bilateral lower limbs
  • Primary malignant neoplasm of soft tissue of right leg
  • Primary malignant neoplasm of soft tissue of right lower limb
  • Primary malignant neoplasm of soft tissues of right hip
  • Primary rhabdomyosarcoma of bilateral hips
  • Primary rhabdomyosarcoma of bilateral lower limbs
  • Primary rhabdomyosarcoma of right hip
  • Primary rhabdomyosarcoma of right lower limb
  • Primary sarcoma of bilateral hips
  • Primary sarcoma of bilateral lower limbs
  • Primary sarcoma of right hip
  • Primary sarcoma of right lower limb
  • Rhabdomyosarcoma, bilateral hips
  • Rhabdomyosarcoma, bilateral legs
  • Rhabdomyosarcoma, r hip
  • Rhabdomyosarcoma, r leg
  • Sarcoma, bilateral hips
  • Sarcoma, bilateral legs
  • Sarcoma, r hip
  • Sarcoma, r leg
  • Soft tissue cancer, bilateral hips
  • Soft tissue cancer, bilateral legs
  • Soft tissue cancer, r hip

ICD-10-CM C49.21 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 542 Pathological fractures and musculoskeletal and connective tissue malignancy with mcc
  • 543 Pathological fractures and musculoskeletal and connective tissue malignancy with cc
  • 544 Pathological fractures and musculoskeletal and connective tissue malignancy without cc/mcc

Convert C49.21 to ICD-9-CMCode History

  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change