# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220173490018` · 12/04/2017 · Banner Blue Coal Company
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** Rubbed or abraded
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Crawling, Kneeling
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 3 years
## Operator
- **Controller:** Metinvest B V
- **Operator:** Banner Blue Coal Company
- **Mine:** [4407318](https://api.ai-analytics.org/mine/4407318)
## Narrative

The illness is described as Grade 2-3 chondromalacia of the left knee. This illness was noticed again by the employee while crawling to roof bolter to install roof bolts. The employee heard a ""pop"" sound similar to what the employee had noticed in the past. 

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