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M25.461
Billable

Effusion, right knee

Chapter 13: Diseases of the musculoskeletal system and connective tissue

Billable Code

M25.461 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Referenced in Diagnoses

Conditions that use this ICD-10 code in their documentation

View documentation for effusion right knee
effusion right knee
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Effusion, Right Knee

View documentation for knee effusion
knee effusion
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Effusion of the Knee Joint

View documentation for knee joint effusion
knee joint effusion
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Effusion of the Knee Joint

View documentation for knee swelling
knee swelling
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Effusion of the Knee Joint

View documentation for right knee effusion
right knee effusion
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Effusion of Right Knee Joint

View documentation for right knee swelling
right knee swelling
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Effusion of Right Knee

View documentation for swelling right knee
swelling right knee
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Swelling of right knee

Additional Information from Parent Codes

The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.

Excludes1

3 items

From M25.4:

  • hydrarthrosis in yaws (A66.6)
  • intermittent hydrarthrosis (M12.4-)
  • other infective (teno)synovitis (M65.1-)

Excludes2

17 items

From M00-M99:

  • arthropathic psoriasis (L40.5-)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • compartment syndrome (traumatic) (T79.A-)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

From M25:

  • abnormality of gait and mobility (R26.-)
  • acquired deformities of limb (M20-M21)
  • calcification of bursa (M71.4-)
  • calcification of shoulder (joint) (M75.3)
  • calcification of tendon (M65.2-)
  • difficulty in walking (R26.2)
  • temporomandibular joint disorder (M26.6-)

Notes

1 item

From M00-M99:

  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
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