Your Custom Quiz

In Silveira 2022 et al., on GTO in canine THR, which scenario was considered a suitable indication for performing a greater trochanter osteotomy?

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Correct. GTO was used specifically in cases with severely medialized trochanters or fixed luxations limiting broach access.
Incorrect. The correct answer is Severe medialization of the greater trochanter or chronic craniodorsal hip luxation.
GTO was used specifically in cases with severely medialized trochanters or fixed luxations limiting broach access.

🔍 Key Findings

  • GTO enabled successful cementless THR in dogs with severe medialization of the greater trochanter or chronic craniodorsal hip luxation.
  • All 5 hips had acceptable long-term outcomes (median follow-up: 48 months) with full function and no persistent complications.
  • Only one major complication occurred—a luxation unrelated to the GTO and successfully corrected with cup revision.
  • GTO facilitated femoral canal access and gluteal preservation, reducing risk of iatrogenic injury during broaching.
  • All GTOs healed radiographically (4 by 6 weeks, 1 by 12 weeks), with no cases of nonunion or implant migration.
  • No complications related to GTO or PTBW fixation (pins + tension band) were observed in any dog.
  • Surgical planning included templating both THR and GTO to ensure ideal alignment and reduce fracture risk.
  • GTO may be especially valuable in luxoid hip dysplasia phenotypes or chronically fixed luxations.

Silveira

Veterinary Surgery

2

2022

Greater trochanter osteotomy as a component of cementless total hip replacement: Five cases in four dogs

2022-2-VS-silveira-4

Article Title: Greater trochanter osteotomy as a component of cementless total hip replacement: Five cases in four dogs

Journal: Veterinary Surgery

In Wang 2025 et al., on TPLO osteotomy alignment, what conclusion was drawn about fluoroscopy's impact on surgical variability?

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Correct. Fluoroscopy led to a more consistent and narrow range of postoperative TPAs, reducing variability in surgical outcomes.
Incorrect. The correct answer is Fluoroscopy reduces variability in TPA outcomes.
Fluoroscopy led to a more consistent and narrow range of postoperative TPAs, reducing variability in surgical outcomes.

🔍 Key Findings

  • Fluoroscopy-guided osteotomy placement achieved a median postoperative TPA of (range: 0–4.5°), showing excellent accuracy.
  • The D1 measurement (from patellar ligament insertion to osteotomy exit) was more reproducible and accurate intraoperatively than D2.
  • Median R1 value (D1-based) matched the intended 21 mm radius with only 0.5 mm deviation, while R2 deviated by 2.5 mm.
  • Real-time fluoroscopy allowed dynamic limb positioning and reduced osteotomy placement variability.
  • Intraoperative fluoroscopy reduced reliance on preoperative planning, especially in cases with difficult anatomy or positioning.
  • Radiation exposure was minimal (avg. 3 images per case) and within safe limits using standard protection protocols.
  • Study standardized to 21 mm blades and excluded dogs with developmental orthopedic conditions to reduce confounders.
  • Targeting a lower postoperative TPA (3°) may reduce meniscal load and cranio-caudal instability, though long-term outcomes require further study.

Wang

Veterinary Surgery

7

2025

Accuracy of fluoroscopy-guided osteotomy placement in TPLO: Postoperative tibial plateau angle and preoperative planning evaluation

2025-7-VS-wang-5

Article Title: Accuracy of fluoroscopy-guided osteotomy placement in TPLO: Postoperative tibial plateau angle and preoperative planning evaluation

Journal: Veterinary Surgery

In Sanders 2024 et al., on feline anastomosis techniques, where was leakage most commonly observed in skin-stapled constructs?

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Correct. In skin-stapled constructs, 8/10 leaks originated at staple holes, with 2 additional from the cut edge.
Incorrect. The correct answer is Staple holes.
In skin-stapled constructs, 8/10 leaks originated at staple holes, with 2 additional from the cut edge.

🔍 Key Findings Summary

  • ILP and MIP: No significant differences in leak pressure between HSA, FEESA, and SS techniques (p > .05).
  • Construct Time:
    • FEESA (no oversew) fastest: 79 ± 30 s
    • HSA-SI slowest: 397 ± 70 s (p < .001)
  • Tissue Thickness:
    • Jejunum thickest: 2.28 ± 0.30 mm
    • Stomach thinnest: 1.66 ± 0.28 mm
  • Staple Malformation: Noted in 2 FEESA-O constructs, vertical staple line.
  • Leak Locations:
    • HSA: All leaked from suture bites
    • FEESA: Leaks from vertical and horizontal staple lines
    • SS: Mostly from staple holes

Sanders

Veterinary Surgery

2

2024

Gastrointestinal thickness, duration, and leak pressure of five intestinal anastomosis techniques in cats

2024-2-VS-sanders-4

Article Title: Gastrointestinal thickness, duration, and leak pressure of five intestinal anastomosis techniques in cats

Journal: Veterinary Surgery

In Downey 2023 et al., on thoracoscopic lobectomy, what factor was associated with conversion to open thoracotomy?

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Correct. Conversion was associated with median symptom duration of 90 vs. 7 days.
Incorrect. The correct answer is Longer duration of clinical signs.
Conversion was associated with median symptom duration of 90 vs. 7 days.

🔍 Key Findings

  • Thoracoscopic (TL) or thoracoscopic-assisted (TAL) lobectomy was successfully performed in 12 dogs with non-neoplastic pulmonary consolidation (PC).
  • 44% (4/9) of TL cases were converted to open thoracotomy due to adhesions or poor visualization—higher than rates for neoplastic lobectomies.
  • OLV was successful in 7/9 TL dogs; unsuccessful attempts were managed with intermittent ventilation, mostly in brachycephalic breeds.
  • Median hospital stay was 3 days; 91.7% (11/12) survived to discharge, and 100% of survivors showed no recurrence at median 24-month follow-up.
  • Complications were mostly minor: pneumothorax (2), minor hemorrhage (3), dehiscence (1), and 1 fatality due to BOAS complications.
  • Histopathology showed infectious pneumonia in 10 dogs, and in 4 cases, foreign body migration was suspected as the underlying cause.
  • Median surgical time for TL was 90 minutes; conversion correlated with longer symptom duration (median 90 vs. 7 days).
  • Postoperative recovery was excellent in all surviving dogs, with one case of persistent cough attributed to concurrent heart disease.

Downey

Veterinary Surgery

7

2023

Evaluation of long‐term outcome after lung lobectomy for canine non‐neoplastic pulmonary consolidation via thoracoscopic or thoracoscopic‐assisted surgery in 12 dogs

2023-7-VS-downey-2

Article Title: Evaluation of long‐term outcome after lung lobectomy for canine non‐neoplastic pulmonary consolidation via thoracoscopic or thoracoscopic‐assisted surgery in 12 dogs

Journal: Veterinary Surgery

In Cruciani 2025 et al., on portal placement, what was the primary reason for modifying the arthroscopic portal?

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Correct. Placing the portal on the same side as the lesion facilitated easier removal of osteochondral fragments.
Incorrect. The correct answer is To improve fragment access and removal.
Placing the portal on the same side as the lesion facilitated easier removal of osteochondral fragments.

🔍 Key Findings

  • Study Design: Retrospective case series of 15 dogs (19 tarsi) with talar OCD.
  • Technique: Modified arthroscopic approach with both scope and instrument portals on the same side as the lesion.
  • Outcomes:
    • Good to excellent mid-to-long-term outcomes in 11/14 dogs.
    • Statistically significant improvement in CBPI (p < .05) and VAS scores (p < .05).
    • Minor postoperative complications (synovial cysts) in 4/13 tarsi, all resolved spontaneously.
    • No major intraoperative complications; 1/19 required mini-arthrotomy due to fragment size.
  • Degenerative Joint Disease (DJD): Progression noted in 10/14 cases, despite good functional outcomes.
  • Fragment Characteristics: Multiple osteochondral fragments were present in most cases, with 17/19 lesions on the medial talar ridge.
  • Technical Advantage: Lower conversion rate to arthrotomy (1/19) compared to previous studies (Gielen et al. and Miller & Beale).

Cruciani

Veterinary Surgery

1

2025

A modified approach to portal placement for arthroscopic management of osteochondritis dissecans lesions of the tarsocrural joint in 15 dogs (19 tarsi)

2025-1-VS-cruciani-3

Article Title: A modified approach to portal placement for arthroscopic management of osteochondritis dissecans lesions of the tarsocrural joint in 15 dogs (19 tarsi)

Journal: Veterinary Surgery

In McLean 2024 et al., what was the average increase in TPA among dogs with rock-back?

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Correct. Dogs with rock-back had an average TPA increase of 3.2° ± 2.6°:contentReference[oaicite:2]{index=2}
Incorrect. The correct answer is 3.2° ± 2.6°.
Dogs with rock-back had an average TPA increase of 3.2° ± 2.6°:contentReference[oaicite:2]{index=2}

🔍 Key Findings Summary

  • 95 TPLO procedures reviewed retrospectively with follow-up radiographs
  • Rock-back defined as increase in tibial plateau angle (TPA) ≥2° from immediate post-op to recheck
  • 21% of stifles (20/95) experienced rock-back
  • Mean ΔTPA among rock-back cases = 3.2° ± 2.6°
  • No implant failures or tibial tuberosity fractures were reported in these cases
  • Plate inclination and exit cut angle (ECA) were not associated with increased risk of rock-back (p = 0.4 and 0.2)
  • Authors hypothesize that compression across osteotomy in vivo may mitigate torsional effects from ECA, unlike in gap-model studies
  • Emphasizes that rock-back is relatively common, even with well-placed implants

Mclean

Veterinary and Comparative Orthopedics and Traumatology

6

2024

Effect of Plate Inclination and Osteotomy Positioning on Rock-back following Tibial Plateau Levelling Osteotomy in Dogs

2024-6-VCOT-mclean-3

Article Title: Effect of Plate Inclination and Osteotomy Positioning on Rock-back following Tibial Plateau Levelling Osteotomy in Dogs

Journal: Veterinary and Comparative Orthopedics and Traumatology

In Korchek 2025 et al., on fracture gap risk, how did absence of external coaptation affect implant failure risk?

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Correct. Absence of external coaptation was significantly associated with implant failure (OR = 10.1, p = .04).
Incorrect. The correct answer is It increased the risk of implant failure.
Absence of external coaptation was significantly associated with implant failure (OR = 10.1, p = .04).

🔍 Key Findings

80 toy breed dogs with surgically repaired transverse radius/ulna fractures were analyzed.
Fracture gap in the caudal cortex was present in 46% of cases.
Implant failure rate:

  • 27% in cases with fracture gap
  • 2% in cases without fracture gap

Fracture gap significantly associated with implant failure:

  • OR = 23.0, 95% CI: 2.7–197.9, p = 0.004

Absence of external coaptation also associated with increased implant failure risk:

  • OR = 10.1, 95% CI: 1.1–89.6, p = 0.04

Prolonged external coaptation (>1 week) linked to non-implant complications (skin wounds, osteopenia, osteomyelitis):

  • OR = 5.4, p = 0.04

Plate thickness, type, open screw holes, and working length were not statistically significant predictors of implant failure after multivariable analysis.

Korchek

Veterinary Surgery

2

2025

Association of fracture gap with implant failure in radius and ulna fractures in toy breed dogs—A multicenter retrospective cohort study

2025-2-VS-korchek-4

Article Title: Association of fracture gap with implant failure in radius and ulna fractures in toy breed dogs—A multicenter retrospective cohort study

Journal: Veterinary Surgery

In Becker 2026 et al., on lumbar spine PLC biomechanics, what explanation was given for the preservation of rotational stability despite PLCs?

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Correct. Rotational stability was attributed to the integrity of facet joints and dorsal structures, which were not affected by PLCs.
Incorrect. The correct answer is Facet joints and lamina remained intact.
Rotational stability was attributed to the integrity of facet joints and dorsal structures, which were not affected by PLCs.

🔍 Key Findings

  • Each PLC significantly increased passive range of motion (ROM) in the sagittal and dorsal planes (p < .05).
  • No significant change was observed in rotational ROM after either PLC.
  • First PLC increased sagittal ROM by 2.4° (23% increase); second PLC added 1.0° (8% increase).
  • Dorsal ROM increased by 2.3° after first PLC and 1.5° after second PLC.
  • Second PLC did not cause greater destabilization than the first — both contributed similarly to ROM increase.
  • Failure testing showed that spinal segments with two PLCs failed at 13 Nm, while native spines withstood up to 25 Nm, suggesting reduced load-bearing capacity but not clinically significant under normal conditions.
  • Rotational stability was preserved, possibly due to intact facet joints and lamina, which play a larger role in rotation.
  • Study supports the clinical feasibility of two consecutive PLCs, but cautions against excessive bone removal due to potential for spinal instability.

Becker

Veterinary Surgery

1

2026

Influence of two consecutive partial lateral corpectomies on passive motion of the canine lumbar spine

2026-1-VS-becker-5

Article Title: Influence of two consecutive partial lateral corpectomies on passive motion of the canine lumbar spine

Journal: Veterinary Surgery

In Redolfi 2024 et al., which complication was **not** observed in the TPLO-TTT cohort?

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Correct. No tibial tuberosity fractures occurred in any of the 24 stifles
Incorrect. The correct answer is Tibial tuberosity fracture.
No tibial tuberosity fractures occurred in any of the 24 stifles

🔍 Key Findings Summary

  • Study of 24 stifles in 22 dogs with concurrent CCLR and grade III–IV MPL treated via TPLO-TTT
  • Major complications: 4/24 (3 surgical site infections, 1 MPL reluxation); minor complications: 5/24
  • Long-term follow-up (median 27 months): 21/22 dogs sound, 23/24 stifles resolved
  • Patellar ligament thickening observed post-op in 4 cases, resolved with rehab
  • The only case of MPL reluxation involved untreated tibial torsion, suggesting case selection is critical

Redolfi

Veterinary and Comparative Orthopedics and Traumatology

1

2024

Complications and Long-Term Outcomes after Combined Tibial Plateau Leveling Osteotomy and Tibial Tuberosity Transposition for Treatment of Concurrent Cranial Cruciate Ligament Rupture and Grade III or IV Medial Patellar Luxation

2024-1-VCOT-redolfi-3

Article Title: Complications and Long-Term Outcomes after Combined Tibial Plateau Leveling Osteotomy and Tibial Tuberosity Transposition for Treatment of Concurrent Cranial Cruciate Ligament Rupture and Grade III or IV Medial Patellar Luxation

Journal: Veterinary and Comparative Orthopedics and Traumatology

In Story 2024 et al., on surgical correction of excessive tibial plateau angle (eTPA), what was a key rationale for using neutral wedge osteotomies like PTNWO and mCCWO in dogs with eTPA?

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Correct. Both techniques preserved tibial length better than TPLO-based techniques, making them preferable when length preservation is critical.
Incorrect. The correct answer is They minimize tibial length change.
Both techniques preserved tibial length better than TPLO-based techniques, making them preferable when length preservation is critical.

🔍 Key Findings

  • All four techniques achieved TPA <14°, meeting the threshold for acceptable surgical correction in eTPA cases.
  • Group A (CBLO + CCWO) and Group D (PTNWO) showed highest accuracy in achieving target TPA values.
  • Group B (TPLO + CCWO) resulted in significant tibial shortening compared to other techniques.
  • Group A caused the greatest cranial mechanical axis shift, while Group B caused the least.
  • Group C (mCCWO) resulted in consistent under-correction of TPA, despite aiming for 0°.
  • Modified or neutral wedge osteotomies (Groups C and D) had minimal effect on tibial length, making them suitable when preservation is important.
  • All techniques involved mechanical axis shifts, highlighting the importance of preoperative planning to minimize morphologic disruption.
  • Supplemental fixation was standard for all procedures to reduce risks such as tibial tuberosity fracture and plateau leveling loss.

Story

Veterinary Surgery

8

2024

Morphologic impact of four surgical techniques to correct excessive tibial plateau angle in dogs: A theoretical radiographic analysis

2024-8-VS-story-5

Article Title: Morphologic impact of four surgical techniques to correct excessive tibial plateau angle in dogs: A theoretical radiographic analysis

Journal: Veterinary Surgery

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