# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220102730042` · 09/15/2010 · Emerald Coal Resources LP
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** Over-exertion NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Walking, Running
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** KNEE/PATELLA
- **Days lost:** 58
- **Mine experience:** 2.31 years
## Operator
- **Controller:** Alpha Natural Resources, Inc.
- **Operator:** Emerald Coal Resources LP
- **Mine:** [3605466](https://api.ai-analytics.org/mine/3605466)
## Narrative

EE was walking from the dinner hole to his work location, there was a slight grade in the walking surface. He took a step and heard a pop in his R knee. Multisequence images show no sign of internal derangement, probable prior sugery as reported by patient's clinical history, degenertive changes in medical meniscus and no marrow edema or displaced tear support OI. Med doc attached.

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