# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220121430001` · 05/12/2012 · Peabody Caballo Mining, LLC
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Unknown
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** KNEE/PATELLA
- **Days lost:** 39
- **Mine experience:** 5.06 years
## Operator
- **Controller:** Peabody Energy Corporation
- **Operator:** Peabody Caballo Mining, LLC
- **Mine:** [4801034](https://api.ai-analytics.org/mine/4801034)
## Narrative

Employee felt his left knee ""pop"" while stepping into pickup. Employee states there was no outside force of any kind to the leg. The doctor notes confirm the existence of ""degenerative changes within the meniscus both medially and laterally"" (see attached document). Therefore, this incident will be classified as an illness.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*