M84.3
Stress fracture
Clinical Classification Guidelines
Use Additional Code
- external cause code(s) to identify the cause of the stress fracture
Inclusion Terms
- Fatigue fracture
- March fracture
- Stress fracture NOS
- Stress reaction
Excludes Type 1
- pathological fracture NOS (M84.4.-)
- pathological fracture due to osteoporosis (M80.-)
- traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-)
Excludes Type 2
- personal history of (healed) stress (fatigue) fracture (Z87.312)
- stress fracture of vertebra (M48.4-)
7th Character Definition
The appropriate 7th character is to be added to each code from subcategory M84.3:
Medical Intelligence & Overview
A stress fracture, also known by terms like fatigue fracture or March fracture, is a small crack in a bone caused by repetitive stress or overuse. Unlike a sudden, severe fracture resulting from a significant injury, stress fractures develop gradually over time. They are common among athletes, military recruits, and active individuals who engage in repetitive activities such as running, jumping, or marching. Recognizing the signs early and understanding the causes can help manage and prevent these fractures effectively.
Causes & Symptoms
Clinical Causes: Repetitive impact or stress on bones due to high activity levels Sudden increase in physical activity or exercise intensity Inadequate rest between training sessions Running or jumping on hard surfaces Improper training techniques or footwear Sudden changes in activity type or terrain Muscle fatigue leading to increased bone stress Existing bone conditions or deficiencies, such as osteoporosis or low calcium intake
Key Symptoms: Localized pain that worsens with activity and improves with rest Tenderness and swelling over the affected area Pain that persists over weeks despite rest Possible dull ache during normal activities Discomfort during weight-bearing movements In severe cases, swelling or bruising may be present
Diagnostic & Treatment
Diagnosis Path: Diagnosing a stress fracture involves a combination of medical history, physical examinations, and imaging tests. The healthcare provider will assess pain points, activity levels, and symptoms. Imaging techniques may include:
Treatment Protocols: Managing a stress fracture generally focuses on allowing the bone to recover and preventing further injury. Typical treatments include:
Clinical Advice & FAQs
Billing Guidance
Is M84.3 a billable ICD-10 code?
Yes, M84.3 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report M84.3?
Clinical documentation must specify the nature of Stress fracture and any associated comorbidities for accurate reporting.
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