Table 4. Summary of Patients with Arthroscopic Treatment of Mucoid Degeneration of the ACL.
| Study | No. of patients | Mean age (yr) | Sex | Mean follow-up | Preoperative pain (no. of patients) | Pain at final follow-up (no. of patients) | Preoperative instability | Instability at final follow-up (no. of patients) | ACL treatment | No. of patients with reintervention (type of surgery) | Score |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Kumar et al. (1999)4) | 1 | 35 | F | 8 wk | NM | No | No | No | Total ACL resection | No | NM |
| Fealy et al. (2001)7) | 1 | 38 | F | 24 mo | NM | No | Lachman (No) Pivot (No) |
No | Partial ACL resection | No | NM |
| McIntyre et al. (2001)5) | 10 | 51 | 5 F/5 M | NM | NM | NM | No | NM | Partial ACL resection | NM | NM |
| Nishimori et al. (2004)19) | 2 | 45 | 2F | 17 mo | Yes | No | No | NM | Partial ACL resection | No | NM |
| Melloni et al. (2004)20) | 1 | 39 | M | 9 mo | Yes | No | No | No | Partial ACL resection | No | NM |
| Narvekar and Gajjar (2004)9) | 5 | 40 | 3 M/2 F | 12 mo | Yes | No | No | No | Partial ACL resection | NM | NM |
| Hsu et al. (2006)10) | 1 | 51 | 2 M | 18 mo | Yes | No | No | No | Partial ACL resection | No | NM |
| Kim et al. (2008)1) | 91 | 61 | 5 M/86 F | 1 | Mild (10) Moderate (62) Severe (34) |
None (0) Mild (34) Moderate (14) Severe (1) |
No | No | Partial ACL resection with notchplasty | 1 (TKA) 10 (Meniscectomy) |
VAS score improved significantly from 6.1 to 1.4. |
| Motmans and Verheyden (2009)11) | 1 | 32 | M | 12 mo | Yes | No | NM | NM | Partial ACL resection | No | NM |
| Lintz el al. (2010)12) | 27 | 49 | 5 M/5 F | 72 mo | Yes | No (26) Yes (1) |
Lachman (No) Pivot (No) |
Yes (14) | Partial ACL resection | 2 (ACL reconstruction) 3 (Meniscectomy) 2 (TKA) |
Mean IKDC score (71 points postoperatively) Mean KOOS (78 points postoperatively) |
| Makino et al. (2011)2) | 10 | 43 | 5 M/5 F | NM | Yes | No | NM | NM | Partial ACL resection with notchplasty | No | NM |
| Chudasama et al. (2012)15) | 20 | 41 | 12 M/8 F | 24 mo | Yes | No | No | No (18) Yes (2) |
Partial ACL resection with notchplasty | 1 (ACL) | IKDC score improved from 33.6 to 73.2. |
| El Kadi et al. (2013)13) | 1 | 45 | F | 20 mo | Yes | No | No | No | Partial ACL resection | No | NM |
| Cha et al. (2013)14) | 66 | 51 | 13 M/53 F | 24 mo | Yes | No | NM | No (62) Yes (4) |
Partial ACL resection with notchplasty | 3 (ACL reconstruction) | Lysholm improved from 50 to 83. |
| Pandey et al. (2014)16) | 11 | 40 | 6 M/5 F | 13 mo | Yes | No | No | No | Total ACL resection (1) Partial ACL resection (10) |
No | Lysholm (89 points postoperatively) |
| Choubey and Jain (2015)17) | 1 | 50 | F | 12 mo | Yes | No | No | No | NM | No | NM |
| This study | 25 | 57 | 8 M/17 F | 53 mo | Yes | No | No | No (24) Yes (1) |
Total ACL resection (18) Partial ACL resection (7) |
1 (ACL) | Lysholm improved from 47 to 85. IKDC score improved from 27 to 81. VAS decreased from 8 to 2. |
ACL: anterior cruciate ligament, F: female, NM: not mentioned, M: male, TKA: total knee arthroplasty, VAS: visual analogue scale, IKDC: International Knee Documentation Committee, KOOS: Knee injury and Osteoarthritis Outcome Score, Lysholm: Tegner Lysholm Knee Score.