Your Custom Quiz

In Logothetou 2024 et al., on SPF complications, which patient factor was independently associated with increased complication risk on multivariable analysis?

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Correct. Higher bodyweight significantly increased the odds of complications (OR = 1.056 per kg; p = .029).
Incorrect. The correct answer is Bodyweight.
Higher bodyweight significantly increased the odds of complications (OR = 1.056 per kg; p = .029).

🔍 Key Findings

  • Complication rate for subdermal plexus flaps (SPFs) in dogs was 53.6%.
  • Skin staples had a numerically higher complication rate (72.2%) than sutures (49.3%), but not statistically significant due to small sample size.
  • Most common complication was wound dehiscence (35%), followed by seroma (14%) and wound discharge (14%).
  • Increased body weight was significantly associated with higher complication risk (OR = 1.056 per kg; p = .029).
  • Advancement flaps were associated with a lower incidence of complications on univariable analysis (p < .001).
  • Head region flap closures had fewer complications, while proximal pelvic limb closures had the highest complication rate.
  • Age was a risk factor—each additional year increased odds of complications (OR = 1.019; p = .004).
  • Closure technique did not significantly influence complication severity, though staple use was numerically worse.

Logothetou

Veterinary Surgery

3

2024

Complications and influence of cutaneous closure technique on subdermal plexus flaps in 97 dogs (2006–2022)

2024-3-VS-logothetou-2

Article Title: Complications and influence of cutaneous closure technique on subdermal plexus flaps in 97 dogs (2006–2022)

Journal: Veterinary Surgery

In Murphy 2024 et al., which factor was **not** significantly associated with contralateral CCLR risk?

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Correct. Multivariate analysis found TPA, comorbidities, and meniscal status were **not** significant risk factors.
Incorrect. The correct answer is Tibial plateau angle (TPA).
Multivariate analysis found TPA, comorbidities, and meniscal status were **not** significant risk factors.

🔍 Key Findings Summary

  • Prevalence of contralateral CCLR in dogs ≥8 years and ≥15kg was 19.1%, notably lower than previous studies (33–50%).
  • Median time to contralateral CCLR was 12.9 months.
  • Older age reduced risk — 2% decrease per month of age (p=0.003).
  • Golden Retrievers and Labradors had significantly lower risk (p=0.028 and p=0.007, respectively).
  • No effect found from TPA, meniscal injury, or comorbidities (e.g., hip dysplasia, hypothyroidism).

Murphy

Veterinary and Comparative Orthopedics and Traumatology

1

2024

The Prevalence and Risk Factors of Contralateral Cranial Cruciate Ligament Rupture in Medium-to-Large (≥15kg) Breed Dogs 8 Years of Age or Older

2024-1-VCOT-murphy-5

Article Title: The Prevalence and Risk Factors of Contralateral Cranial Cruciate Ligament Rupture in Medium-to-Large (≥15kg) Breed Dogs 8 Years of Age or Older

Journal: Veterinary and Comparative Orthopedics and Traumatology

In Hildebrandt 2023 et al., on Buccal Transposition Flap for Maxillary Lip Reconstruction in Dogs, what was a recommended intraoperative consideration to reduce postoperative flap trauma?

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Correct. Coronectomy was used in 2 dogs to prevent trauma and oronasal fistula from mandibular canine contact.
Incorrect. The correct answer is Perform mandibular canine coronectomy.
Coronectomy was used in 2 dogs to prevent trauma and oronasal fistula from mandibular canine contact.

🔍 Key Findings

  • Buccal transposition flap provided successful closure of large maxillary lip defects in all 5 dogs
  • All flaps survived, with 3 dogs experiencing minor complications (e.g., fistulas, dehiscence) that resolved
  • Flap vascularization originated from the angularis oris and superior labial arteries, as confirmed via CT angiography
  • Excellent cosmetic and functional outcomes were achieved in all cases
  • Ex vivo cadaver study validated flap perfusion, showing consistent contrast filling of key arteries
  • Oronasal fistulas occurred in 2 dogs at the palatal incision site, likely due to contact with the mandibular canine tooth
  • Mandibular canine coronectomy was performed in 2/5 dogs to prevent flap trauma
  • Flap design and commissure positioning were customizable, aiding tension relief and improving outcomes

Hildebrandt

Veterinary Surgery

2

2023

Buccal transposition flap for closure of maxillary lip defects in 5 dogs

2023-2-VS-hildebrandt-3

Article Title: Buccal transposition flap for closure of maxillary lip defects in 5 dogs

Journal: Veterinary Surgery

In Danielski 2024 et al., on PUO effect on HIF, what was one proposed biomechanical outcome of PUO regarding the anconeal process?

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Correct. The study confirmed cranio-proximal displacement of the anconeal process following PUO.
Incorrect. The correct answer is It displaced cranio-proximally toward the supratrochlear foramen.
The study confirmed cranio-proximal displacement of the anconeal process following PUO.

🔍 Key Findings Summary

  • Sample: 51 elbows from 35 spaniel dogs
  • Healing Rate: Subjective healing (complete or partial) in 80.3% of elbows; complete in 54.9%
  • Objective HU analysis: Mean HU increased from 640 (pre-op) to 835 (follow-up) (p = .001)
  • Age Effect: Dogs <14 months showed the greatest HU increase (+384 HU) and had wider fissures with less sclerosis
  • Complications:
    • Major: 5 dogs (6 limbs); 4 related to fissure healing (7.8%), 2 related to PUO healing (3.9%)
    • Minor: 3 cases (5.8%) due to IM pin migration
  • Sclerosis: Older dogs had more humeral condyle sclerosis, possibly limiting healing
  • PUO Effectiveness: Confirmed cranio-proximal displacement of anconeal process; aimed to relieve humero-anconeal incongruity
  • Control Comparison: Avoids complications associated with transcondylar screw (infection, breakage)

Danielski

Veterinary Surgery

2

2024

Influence of oblique proximal ulnar osteotomy on humeral intracondylar fissures in 35 spaniel breed dogs

2024-2-VS-danielski-5

Article Title: Influence of oblique proximal ulnar osteotomy on humeral intracondylar fissures in 35 spaniel breed dogs

Journal: Veterinary Surgery

In Heikkilä 2024 et al., on COPLA scaffold evaluation, what was the significant imaging-based outcome at 6 months in the COPLA group?

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Correct. The COPLA group had significantly fewer shoulders with OA at 6 months than the Control group (14% vs. 67%, p=0.019):contentReference[oaicite:0]{index=0}
Incorrect. The correct answer is Significantly lower prevalence of OA compared to Control group.
The COPLA group had significantly fewer shoulders with OA at 6 months than the Control group (14% vs. 67%, p=0.019):contentReference[oaicite:0]{index=0}

🔍 Key Findings Summary

  • 22 dogs (36 shoulders) with shoulder OCD randomly assigned to COPLA scaffold (n=19) or Control (n=17) group
  • At 6 months: Significantly fewer dogs in COPLA group had OA (14% vs. 67%; p = 0.019)
  • At 1.5 years: OA prevalence increased in both groups with no significant difference (COPLA: 64%, Control: 60%)
  • HCPI (pain index) increased significantly at 1 week post-op in COPLA dogs only (p = 0.001), but later normalized
  • Static weight-bearing improved only in unilaterally operated COPLA limbs (p = 0.015)
  • One dog in COPLA group had a fragment dislodge requiring arthroscopic removal
  • Overall, COPLA scaffold may provide short-term benefit in OA reduction, but long-term outcomes were similar

Heikkila

Veterinary and Comparative Orthopedics and Traumatology

6

2024

Randomized, Blinded, Controlled Clinical Trial of Polylactide–Collagen Scaffold in Treatment of Shoulder Osteochondritis Dissecans in Dogs

2024-6-VCOT-heikkila-1

Article Title: Randomized, Blinded, Controlled Clinical Trial of Polylactide–Collagen Scaffold in Treatment of Shoulder Osteochondritis Dissecans in Dogs

Journal: Veterinary and Comparative Orthopedics and Traumatology

In Cruciani 2025 et al., on portal placement, which pain scoring tool showed significant postoperative improvement?

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Correct. Canine Brief Pain Inventory (CBPI) scores significantly improved from pre-op to final follow-up.
Incorrect. The correct answer is CBPI.
Canine Brief Pain Inventory (CBPI) scores significantly improved from pre-op to final follow-up.

🔍 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-4

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 Scheuermann 2024 et al., on 3D-printed reduction guides for tibial fractures, what was the most common plane for angular pin-guide placement error?

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Correct. Axial plane showed the highest angular discrepancies for both proximal and distal pin guides.
Incorrect. The correct answer is Axial.
Axial plane showed the highest angular discrepancies for both proximal and distal pin guides.

🔍 Key Findings

  • The study was a prospective clinical trial evaluating the efficacy of a three-dimensional (3D)-printed, patient-specific reduction system for aligning diaphyseal tibial fractures stabilized using minimally invasive plate osteosynthesis (MIPO) in fifteen client-owned dogs.
  • Virtual surgical planning (VSP) and fabrication were feasible within a clinically relevant timeframe, with a mean of 50.7 hours. Surgical efficiency improved with experience.
  • Pin-guide placement was accurate, with median translational discrepancies of 2.7 mm (proximal) and 2.9 mm (distal), and angular discrepancies highest in the axial plane.
  • The proximal guide was easier to apply (median Likert score: 8) than the distal guide (median: 6).
  • The 3D-printed system enabled near-anatomic reduction in 87% of cases and acceptable reduction in the remaining 13%; no unacceptable reductions occurred.
  • Postoperative alignment and tibial length were well-restored, with all dogs within 5° or 5 mm of contralateral measurements.
  • Temporary circular fixation was occasionally used to assist reduction and improve alignment.
  • Precontoured plates fit easily, with a median Likert score of 9; total surgical time was shorter than conventional MIPO at the institution.
  • The study lacked a control group but builds on prior cadaveric feasibility work.

Scheuermann

Veterinary Surgery

6

2024

Efficacy of virtual surgical planning and a three‐dimensional‐printed surgical guide for canine segmental mandibular reconstruction in a cadaver model

2024-6-VS-scheuermann1-1

Article Title: Efficacy of virtual surgical planning and a three‐dimensional‐printed surgical guide for canine segmental mandibular reconstruction in a cadaver model

Journal: Veterinary Surgery

In Maeta 2022 et al., on total cystectomy in cats, how long did the cat survive postoperatively before death at home?

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Correct. The cat lived for approximately 16 months after surgery despite urinary incontinence and later complications.
Incorrect. The correct answer is 16 months.
The cat lived for approximately 16 months after surgery despite urinary incontinence and later complications.

🔍 Key Findings

  • First reported case of total cystectomy and bilateral cutaneous ureterostomy in a cat using a modified Toyoda technique.
  • Histologically complete tumor resection was achieved, with tumor-free ureter and urethral margins >20 mm.
  • The modified Toyoda technique involved shaping the ureter into a fish-mouth aperture and anastomosing it to a rectangular skin defect for stomal formation.
  • Incontinence was managed using a diaper changed every 6–8 hours, with no dermatological complications.
  • Obstruction of the right ureter occurred 14 months post-op, associated with a subcutaneous nodule at the anastomosis site.
  • Despite incontinence, owner satisfaction and perceived quality of life were high, with the cat living ~16 months post-op.
  • The stents were removed on days 7 (left) and 28 (right) postoperatively, with initial patency maintained until 14 months.
  • This surgical approach may offer palliative or curative benefit for feline trigonal TCC where partial cystectomy is not feasible.

Maeta

Veterinary Surgery

8

2022

Modified Toyoda technique for total cystectomy and cutaneous ureterostomy in a cat

2022-8-VS-maeta-2

Article Title: Modified Toyoda technique for total cystectomy and cutaneous ureterostomy in a cat

Journal: Veterinary Surgery

In Low 2025 et al., on machine-learning outcomes in IVDE, what was the most important predictor of outcome according to SHAP value analysis?

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Correct. Lower T2W:L2 signal ratio was the strongest predictor of ambulation recovery.
Incorrect. The correct answer is T2W:L2 spinal cord signal ratio.
Lower T2W:L2 signal ratio was the strongest predictor of ambulation recovery.

🔍 Key Findings

The study included 162 deep-pain-negative dogs undergoing decompressive surgery (hemilaminectomy) for acute thoracolumbar intervertebral disc extrusion (IVDE).

Ambulatory recovery occurred in 53.1% of dogs (86/162).

The best performing machine-learning model was XGBoost, with an AUC of 0.9502 and accuracy of 89.1%, outperforming Ridge, AdaBoost, and Naive Bayes models.

Preoperative-only XGBoost models were less accurate, with AUC dropping to 0.8271 and accuracy to 71.9%.

Top predictive features (by SHAP analysis) included:

  1. T2-weighted to L2 spinal cord signal ratio (lower values predicted better outcome)
  2. Use of fenestration (presence associated with better recovery)
  3. Hospitalization duration
  4. Imaging modality used
  5. Duration of nonambulatory status

Machine learning provided better insight into prognostic factors than traditional statistical methods.

Low

Veterinary Surgery

4

2025

Machine-learning-based prediction of functional recovery in deep-pain-negative dogs after decompressive thoracolumbar hemilaminectomy for acute intervertebral disc extrusion

2025-4-VS-low-3

Article Title: Machine-learning-based prediction of functional recovery in deep-pain-negative dogs after decompressive thoracolumbar hemilaminectomy for acute intervertebral disc extrusion

Journal: Veterinary Surgery

In Crystal 2024 et al., on elbow osteotomies, which variable most significantly predicted reduced medial elbow load?

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Correct. Osteotomy angle had the greatest impact (1.08 unit decrease per 1° angle; p = 0.0002).
Incorrect. The correct answer is Osteotomy angle.
Osteotomy angle had the greatest impact (1.08 unit decrease per 1° angle; p = 0.0002).

🔍 Key Findings Summary

  • Ex vivo cadaver study using 5 paired canine thoracic limbs
  • Compared medial opening wedge osteotomy (MOWO) and external rotational osteotomy (ERO) of the humerus
  • Measured pressure changes in the medial compartment using thin-film sensors
  • ERO significantly reduced peak pressure and pressure distribution in the medial elbow compartment (p < 0.05)
  • MOWO showed no significant pressure reduction relative to native state
  • Combined MOWO + ERO did not significantly improve over ERO alone
  • Findings support the biomechanical rationale for ERO as a surgical strategy to offload the medial compartment in cases like medial compartment disease (MCD)

Crystal

Veterinary and Comparative Orthopedics and Traumatology

4

2024

Effect of Medial Opening Wedge and External Rotational Humeral Osteotomies on Medial Elbow Compartment Pressure: An Ex Vivo Study

2024-4-VCOT-crystal-5

Article Title: Effect of Medial Opening Wedge and External Rotational Humeral Osteotomies on Medial Elbow Compartment Pressure: An Ex Vivo Study

Journal: Veterinary and Comparative Orthopedics and Traumatology

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