Table 1.
Case series of bilateral femoral neck fractures with their treatment, failure rates, and follow-up duration.
| Author | Tensile/compressive | Treatment | Failure/treatment | Follow-up | Patient age/sex |
|---|---|---|---|---|---|
| Naik et al. | |||||
| Case 1 Case 2 Case 3 Case 4 |
L: n.a.; R: 1 L: 1; R: 3 L: 3; R: 1 L: 2; R: 3 |
L: OS screw; R: OT L: OS screw; R: OT L: OT; R: OT L: OT; R: OT |
L: HA No No No |
28 m 12 m 6 m 7 y |
38 M 38 F 48 F 40 F |
| Selek et al. | |||||
| Case 1 Case 2 Case 3 |
L: n.a.; R: n.a. L: n.a.; R: n.a. L: n.a.; R: n.a. |
L: OS screws; R: OS screws L: OS screws; R: OS screws L: OS screws; R: OS screws |
No No No |
4 y 28 m 2 y |
30 F 35 F 30 F |
| Moo et al. | |||||
| Case 1 Case 2 Case 3 |
L: 2; R: 1 L: 1; R: 3 L: n.a.; R: 2 |
L: OS screws; R: cons L: cons; R: OS screws L: OS screws; R: OS screws |
No No No |
28 m 4 m 24 m |
19 M 18 M 20 M |
| Cakmak et al. | L: 2; R: 3 | L: OS screws; R: HA | No | 18 m | 82 F |
| Nagao et al. | L: 2; R: 3 | L: OS screws; R: cons | L: HA; R: HA | 24 m | 36 M |
| Hernigou et al. | L: 1; R: 1 | L: OS DHS; R: OS DHS | No | 2 w | 38 F |
| Vaishya et al. | L: 1; R: 1 | L: OS screws; R: OS screws | No data | No data | 50 M |
| Santoso et al. | L: 1; R: 1 | L: cons; R: cons | No | 5 m | 37 M |
| Oliveira et al. | L: 1; R: 1 | L: OS; R: OS | No data | No data | 43 M |
| Sariyilmaz et al. | L: 1; R: 1 | L: VOT (blpl); R: VOT (blpl) | No | 2 y | 26 F |
| Baki et al. | L: 1; R: 1 | L: OS screws; R: OS screws | No | 6 m | 22 F |
| Nemoto et al. | L: 1; R: 1 | L: OS screws; R: OS screws | No | 2 y | 24 M |
| Webber et al. | L: 1; R: 1 | L: OS screws; R: OS screws | No | No data | 23 M |
| Wright et al. | L: 3; R: 3 | L: OS screws; R: OS screws | No access to full article | No access | 24 M |
| Bouchoucha et al. | L: 3; R: 2 | L: VOT (blpl) R: OS (DHS) |
No data | No data | 15 F |
| Naranje et al. | L: 3; R: 2 | L: OS screws; R: OS screws | No | 12 m | 34 M |
| Carpintero et al. | L: 2; R: 3 | L: OS gamma; R: OS gamma | R: AVN L: AVN/THA |
No data | 32 M |
| Khadabadi et al. | L: n.a.; R: n.a. | L: OS DHS; R: OS DHS | No | 12 m | 25 M |
| Romero et al. | L: 2; R: 1 | L: OS screws; R: OS screws | No | 6 m | 19 M |
| Chameseddine et al. | L: 3; R: 3 | L: HA; R: HA | No | 6 m | 71 F |
| Pankaj et al. | L: 2; R: 3 | R: HA; R: OS screws | No | ±5 y | 58 M |
| Haddad et al. | L: 3; R: n.a. | L: OS screws; R: OS screws | L: delayed union/conservative | 4 m | 56 F |
| Mariani et al. | L: 3; R: 3 | L: THA; R: THA | No | 24 m | 24 M |
| Eberle et al. | L: 2; R: 1 | L: cervical nail (“three-flanged nail”); R: cons | No | 40 m | 54 F |
| Zuckerman et al. | L: 1; R: 1 | L: OS DHS; R: OS DHS | No | 24 m | 46 F |
| Voss et al. | L: 1; R: 1 | L: cons; R: OS screws | R/L: nonunion | 24 m | 30 F |
| Bailie et al. | L: 1; R: 1 | L: cons; R: cons | No | 2m | 15 M |
| Annan et al. | L: n.a.; R: n.a. | L: DHS + VOTR: DHS + VOT | No | 6 m | 29 F |
| Ichikawa et al. | L: 2; R: 2 | L: OS screws; R: OS screws | 61 F | ||
| Chouhan et al. | L: 1; R: 1 | L: cons; R: cons | No | 6 m | 32 M |
| Hootkani et al. | L: 3; R: 3 | L: HA; R: HA | No | 24 m | 28 M |
| Scheerlinck et al. | L: 1; R: 1 | L: cons; R: cons | L: displaced fracture after accidental fall/OS by 2 screws | 14 w | 8 F |
| Kharazzi et al. | n.a. | L: OS pins; R: OS pins | No | 15 y | 22 M |
| Rengman | n.a. | L: cons; R: cons | No | No data | 21 M |
| Vento et al. | n.a. | L: OS pins; R: OS pins & DHS | No data | No data | 53 M |
| Miller | L: 1; R: 1 | L: cons; R: cons | No | 8 m | 36 F |
| Slipman et al. | L: 1; R: 1 | L: cons; R: cons | No data | No data | 36 F |
| Kalaci et al. | L: 1; R: 1 | L: OS screws; R: OS screws | No | 6 w | 18 F |
| Gurdezi et al. | L: 1; R: 1 | L: cons; R: cons | No | 12 m | 61 F |
| N total | Type 1: 41 (56%) Type 2: 13 (18%) Type 3: 19 (26%) Total known: 73 Total unknown: 21 |
% of prosthesis Cons: 21 (23%) OS: 52 (56%) OT: 11 (12%) Arthroplasty (6HA, 2THA): 8 (9%) Total known: 92 Total unknown: 2 |
% of failure 2 screws: HA 1 screw: delayed union 1 screw: nonunion 1 cons: nonunion 1 cons: HA 1 cons: OS 1 nail: AVN 1 nail: THA |
Mean: 23, 4 m | Mean: 35 y Mean M: 30 y Mean F: 40 y |
L: left hip; R: right hip; OS: osteosynthesis; HA: hemiarthroplasty; OT: osteotomy; cons: conservative treatment; DHS: dynamic hip screw; VOT: valgus osteotomy; blpl: blade plate; THA: total hip arthroplasty; NS: no score; AVN: avascular necrosis; Type 1: compression fracture; type 2: tension fracture; type 3: displaced fracture; n.a.: not available.