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In Mazdarani 2025 et al., on simulated muscle loading, which model showed the lowest muscle force ratios (quadriceps:gastrocnemius)?

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Correct. Model 2 consistently showed lower ratios compared to others (p = .007).
Incorrect. The correct answer is Model 2 (rigid femoral fixation).
Model 2 consistently showed lower ratios compared to others (p = .007).

🔍 Key Findings

  • Simulated quadriceps and gastrocnemius forces increased proportionally with axial load in all three femoral fixation models.
  • Model 2 (rigid fixation) resulted in subphysiologic quadriceps forces and abnormally high gastrocnemius forces, reducing model fidelity.
  • Models 1 and 3 (with hip mobility) produced more physiologic quadriceps and force ratios, especially under 30–40% bodyweight loads.
  • Force ratios were significantly lower in rigid fixation (Model 2) compared to hip-mobile models (p = .007), suggesting model design affects simulated muscle coordination.
  • Joint angles (stifle and hock) remained within acceptable limits, though slight flexion occurred with increasing load.
  • Relative foot position differed by ~3.9 mm between models 2 and 3, with model 2 showing a more caudal position.
  • Model 3 preserved benefits of hip mobility while allowing radiographic documentation, making it a preferred setup for future studies.
  • The study suggests that models used in feline stifle stabilization research may underestimate physiologic forces, especially with rigid fixation designs.

Mazdarani

Veterinary Surgery

5

2025

Proximal femoral fixation method and axial load affect simulated muscle forces in an ex vivo feline limb press

2025-5-VS-mazdarani-2

Article Title: Proximal femoral fixation method and axial load affect simulated muscle forces in an ex vivo feline limb press

Journal: Veterinary Surgery

In Philips 2025 et al., on radiographic IAIP detection, which implant direction was more likely to be misclassified as penetrating the joint?

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Correct. Implants directed toward the lateral tibial condyle were misclassified more often (23.8%).
Incorrect. The correct answer is Lateral condyle at −2 mm.
Implants directed toward the lateral tibial condyle were misclassified more often (23.8%).

🔍 Key Findings

Overall accuracy of radiography to detect IAIP: 77.9%

Sensitivity: 97.2%
Specificity: 67.6%

False positive rate: 32.4% of non-penetrating implants were misclassified as penetrating

Implants directed toward the lateral tibial condyle had higher misclassification (23.8%) than medial (8.3%)

Most accurate detection: Implants placed 2 mm into the joint (97.2% correct classification)

Least agreement: For implants placed at 0 mm (subchondral level), especially lateral (AC1 = 0.48)

No palpable abnormalities (e.g., crepitus) observed during ROM for any group

No significant difference in detection by specialty field or reviewer qualification

Suggests radiographic misclassification risk and supports considering CT/fluoroscopy in equivocal cases

Philips

Veterinary Surgery

3

2025

Detection of intra‐articular implant penetration of the canine stifle with radiography: A cadaveric study

2025-3-VS-philips-4

Article Title: Detection of intra‐articular implant penetration of the canine stifle with radiography: A cadaveric study

Journal: Veterinary Surgery

In Nicolas 2024 et al., what surgical technique was used to decompress the foramen at T1–2?

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Correct. The foramen was decompressed using a minimally invasive mini-hemilaminectomy while preserving articular facets:contentReference[oaicite:4]{index=4}
Incorrect. The correct answer is Mini-hemilaminectomy.
The foramen was decompressed using a minimally invasive mini-hemilaminectomy while preserving articular facets:contentReference[oaicite:4]{index=4}

🔍 Key Findings Summary

  • The lateral approach via scapular osteotomy allowed safe access to the T1-2 foramen in a French Bulldog with foraminal disc extrusion.
  • A mini-hemilaminectomy was performed, preserving articular facets.
  • The dog had no neurologic deficits postoperatively, returned to ambulation within 24 hours, and was discharged in 3 days.
  • At 10 months, CT confirmed excellent scapular healing and no recurrence.
  • Double 2.4-mm locking plates provided stable fixation across the scapular spine.
  • The technique avoided thoracic entry or dorsal spine dissection, suggesting a less invasive alternative for select T1-2 foraminal cases.

Nicolas

Veterinary and Comparative Orthopedics and Traumatology

2

2024

Scapular Osteotomy for Lateral Access to a T1-2 Foraminal Disc Extrusion, Treated by Mini-Hemilaminectomy in a Dog

2024-2-VCOT-nicolas-5

Article Title: Scapular Osteotomy for Lateral Access to a T1-2 Foraminal Disc Extrusion, Treated by Mini-Hemilaminectomy in a Dog

Journal: Veterinary and Comparative Orthopedics and Traumatology

In Baldo Clemot 2026 et al., on dynamic MRI in DLSS, what was the most consistent finding in the flexed position compared to neutral?

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Correct. In the flexed MRI position, no dogs had persistent foraminal occlusion, making it the most consistent finding.
Incorrect. The correct answer is Flexion resolved all foraminal stenosis.
In the flexed MRI position, no dogs had persistent foraminal occlusion, making it the most consistent finding.

🔍 Key Findings

  • Flexed MRI reduced IVD protrusion, foraminal stenosis, and VBLF significantly compared to neutral position.
  • No dogs had persistent cauda equina compression or foraminal occlusion in the flexed position.
  • Protrusion decreased by ~50% in flexion (PRCR and PACR reductions of 49.3% and 53.1%, respectively).
  • Degree of IVD protrusion correlated with IVD degeneration but not spondylosis.
  • Spondylosis did not limit flexion or affect decompression response.
  • Complete vertebral canal occlusion resolved in all cases when LSJ was flexed.
  • Indirect decompression via distraction may negate the need for laminectomy/discectomy, unless placing an IVD spacer.
  • Findings question the routine use of decompressive surgery with distraction-stabilization in DLSS when good flexion is achieved.

Baldo Clemot

Veterinary Surgery

1

2026

Dynamic magnetic resonance imaging of the lumbosacral spine in neutral and flexed position for presurgical assessment of clinically affected dogs with degenerative lumbosacral stenosis

2026-1-VS-baldo-clemot-1

Article Title: Dynamic magnetic resonance imaging of the lumbosacral spine in neutral and flexed position for presurgical assessment of clinically affected dogs with degenerative lumbosacral stenosis

Journal: Veterinary Surgery

In Parlier 2024 et al., on insufflation effects on portal pressure in dogs, what was the observed change in portal pressure at 14 mmHg insufflation?

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Correct. Portal pressure increased by 175% at 14 mmHg compared to baseline.
Incorrect. The correct answer is 175% increase.
Portal pressure increased by 175% at 14 mmHg compared to baseline.

🔍 Key Findings

  • Portal pressure increased proportionally with insufflation pressure: 38% at 6 mmHg, 95% at 10 mmHg, and 175% at 14 mmHg.
  • Exponential model: average increase of 7.45% per mmHg of insufflation pressure (CI: 4.7–10.2%).
  • No systemic hemodynamic adverse effects were observed; MAP remained >60 mmHg throughout.
  • Portal hypertension threshold (15 mmHg) predicted at ~6.4 mmHg insufflation pressure.
  • No statistical impact from patient weight, pressure-to-weight ratio, or order of insufflation rounds.
  • Measurement technique was feasible and safe, with only minor challenges (e.g., catheter kinking).
  • The study supports use of the lowest insufflation pressure needed for visualization to avoid portal hypertension.
  • Baseline portal pressures returned after desufflation, supporting comparison pre- and post-attenuation.

Parlier

Veterinary Surgery

4

2024

Prospective, randomized, clinical trial on the effects of laparoscopic insufflation pressures on portal pressures in dogs

2024-4-VS-parlier-3

Article Title: Prospective, randomized, clinical trial on the effects of laparoscopic insufflation pressures on portal pressures in dogs

Journal: Veterinary Surgery

In Dickerson 2023 et al., on surgical outcomes in hepatic abscessation, what was the most commonly identified bacterial isolate?

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Correct. E. coli was the most common isolate, found in 8 of 35 dogs.
Incorrect. The correct answer is Escherichia coli.
E. coli was the most common isolate, found in 8 of 35 dogs.

🔍 Key Findings

  • Liver lobectomy was the most common treatment (27/36 dogs), with multiple lobes removed in ~1/3 of cases.
  • Septic peritonitis was present in 21/23 sampled dogs, making it a frequent complication.
  • Perioperative complications occurred in 21/36 dogs, including aspiration pneumonia, pancreatitis, and acute kidney injury.
  • Intraoperative hypotension was common (32/36), often requiring vasopressors or colloids.
  • Mortality prior to discharge was 21% (8/38), with deaths related to sepsis, aspiration pneumonia, and multi-organ dysfunction.
  • Median survival time was 638 days in dogs surviving to discharge.
  • No recurrence of hepatic abscessation was observed in the surviving population.
  • E. coli and Clostridium spp. were the most commonly cultured organisms, often as single-agent infections.

Dickerson

Veterinary Surgery

1

2023

Outcome in 38 dogs surgically treated for hepatic abscessation

2023-1-VS-dickerson-2

Article Title: Outcome in 38 dogs surgically treated for hepatic abscessation

Journal: Veterinary Surgery

In Lee 2022 et al., on TPLO accuracy, what was observed regarding postoperative TPA in both groups?

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Correct. Despite improved technical metrics, postoperative TPA did not differ significantly between groups.
Incorrect. The correct answer is There was no significant difference in postoperative TPA.
Despite improved technical metrics, postoperative TPA did not differ significantly between groups.

🔍 Key Findings

  • 3D-printed TPLO guides significantly reduced osteotomy inclination angle in both bone models and cadaver limbs compared to jig alone (P < .001).
  • Torsional deformities were lower when the 3D-printed guide was used in bone models (P < .001), but not significantly different in cadavers.
  • Angular deformities were significantly reduced in cadavers using 3D-printed guides (P < .001).
  • Proximal jig pin angulation was more accurate with the guide in cadavers (P < .001); not significant in bone models.
  • Medial cortex damage was substantially reduced in bone models when the 3D-printed guide was used (P < .001).
  • Postoperative tibial plateau angle (TPA) did not differ significantly between groups, suggesting that clinical alignment can still be achieved without the guide.
  • Clinical significance of improved metrics is uncertain, but improved precision may reduce surgical complications.
  • 3D guide design allowed direct placement of jig and bone plate, potentially improving workflow and safety.

Lee

Veterinary Surgery

6

2022

Evaluation of a customized 3D‐printed saw guide for tibial plateau leveling osteotomy: An ex vivo study

2022-6-VS-lee-3

Article Title: Evaluation of a customized 3D‐printed saw guide for tibial plateau leveling osteotomy: An ex vivo study

Journal: Veterinary Surgery

In Takagi 2022 et al., on hepatic venous anatomy, which liver lobe consistently showed a single hepatic vein draining into the caudal vena cava or via the left hepatic vein?

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Correct. The quadrate lobe had a consistent single draining vessel in all dogs studied.
Incorrect. The correct answer is Quadrate lobe.
The quadrate lobe had a consistent single draining vessel in all dogs studied.

🔍 Key Findings

  • Hepatic venous drainage patterns vary widely across all lobes, especially the left lateral lobe.
  • Right lateral lobe had a median of 2 vessels draining directly into the caudal vena cava (CVC); range: 1–4.
  • Caudate process of caudate lobe had the most variability: 1–5 vessels draining into the CVC; 2 vessels was most common (54.5%).
  • Left lateral lobe drained via 2–8 veins into the left hepatic vein (LHV), with 3 veins most common (31.2%).
  • Left medial lobe typically had 1 vein draining into the LHV (61% of dogs).
  • Papillary process drained into the LHV in 93.5% of cases; 6.5% drained directly to the CVC.
  • Quadrate lobe always had 1 vessel draining either directly to the CVC or via the LHV.
  • CTA revealed more variations than previously described in plastinated or cadaveric studies, highlighting its superior value in surgical planning.

Takagi

Veterinary Surgery

4

2022

Computed angiographic variations in hepatic venous vasculature in dogs

2022-4-VS-takagi-1

Article Title: Computed angiographic variations in hepatic venous vasculature in dogs

Journal: Veterinary Surgery

In Mayhew 2023 et al., on BOAS surgery effects, what was a significant clinical benefit observed in owner-reported symptoms post-CMS?

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Correct. Owner-reported regurgitation improved post-CMS, especially related to eating and activity.
Incorrect. The correct answer is Reduced regurgitation after eating and during activity.
Owner-reported regurgitation improved post-CMS, especially related to eating and activity.

🔍 Key Findings

  • Owner-reported regurgitation improved after CMS, especially post-eating and during activity (P = .012 and P = .002)
  • No significant improvement in VFSS measures of SHH or GER postoperatively (P > .05 for all comparisons)
  • Laryngeal ventriculectomy and soft palate resection were performed in all dogs, alaplasty in 14/16
  • Aspiration pneumonia occurred in 1 dog immediately post-op and resolved with treatment
  • Post-op esophagoscopy results varied, with persistent esophagitis in some cases
  • Clinical response was variable, with ~25–30% of dogs being “non-responders” based on owner scoring
  • 13/16 dogs showed partial or full clinical improvement, despite no change in objective SHH/GER indicators
  • Final follow-up at median 36.5 months showed some dogs still on medical therapy; one underwent further surgery

Mayhew

Veterinary Surgery

2

2023

Effect of conventional multilevel brachycephalic obstructive airway syndrome surgery on clinical and videofluoroscopic evidence of hiatal herniation and gastroesophageal reflux in dogs

2023-2-VS-mayhew-3

Article Title: Effect of conventional multilevel brachycephalic obstructive airway syndrome surgery on clinical and videofluoroscopic evidence of hiatal herniation and gastroesophageal reflux in dogs

Journal: Veterinary Surgery

In Curuci 2024 et al., on double-cut TPLO, how many stifles achieved radiographic union by 60 days?

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Correct. Union was achieved in 17/18 stifles by 60 days, with the last by 90 days:contentReference[oaicite:2]{index=2}
Incorrect. The correct answer is 17 of 18.
Union was achieved in 17/18 stifles by 60 days, with the last by 90 days:contentReference[oaicite:2]{index=2}

🔍 Key Findings Summary

  • 16 dogs (18 stifles) with CrCL rupture and TPA >34° were treated using the DCTPLO
  • Mean TPA correction: from 39.4° to 6.3°
  • Bone union at 60 days in 17/18 stifles; remaining healed by 90 days
  • Minor complications (e.g., small wedge gaps) in 2/18 stifles — no major complications
  • Patellar ligament thickening seen in 16/18 stifles but no clinical signs noted
  • The technique enabled safer reduction with less risk of tibial crest fracture vs. conventional TPLO

Curuci

Veterinary and Comparative Orthopedics and Traumatology

6

2024

Double-Cut Tibial Plateau Leveling Osteotomy for the Management of Cranial Cruciate Ligament Insufficiency in Dogs with an Excessive Plateau Angle: Early Clinical Results in 16 Dogs

2024-6-VCOT-curuci-2

Article Title: Double-Cut Tibial Plateau Leveling Osteotomy for the Management of Cranial Cruciate Ligament Insufficiency in Dogs with an Excessive Plateau Angle: Early Clinical Results in 16 Dogs

Journal: Veterinary and Comparative Orthopedics and Traumatology

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