Your Custom Quiz

In Payne 2024 et al., on HIF propagation pattern, what was the observed relationship between %LHIF and %HIF?

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Correct. %LHIF increased in a sigmoidal manner relative to %HIF (p < 0.001), reflecting segmental fissure propagation.
Incorrect. The correct answer is Sigmoidal increase.
%LHIF increased in a sigmoidal manner relative to %HIF (p < 0.001), reflecting segmental fissure propagation.

🔍 Key Findings Summary

  • HIF typically originates 57° caudal to the supratrochlear foramen and propagates cranially in a segmental pattern.
  • %HIF correlated significantly with both fissure depth and length:
    • %DHIF increased linearly (r = 0.989, p < 0.001)
    • %LHIF followed a sigmoidal relationship with %HIF (p < 0.001)
  • Higher %HIF was significantly associated with:
    • Clinical lameness (p = 0.004)
    • Distal shift in the fissure center (CHIF)
  • Implant complications in 5/17 elbows treated with transcondylar screws
  • Isthmus diameter increased with weight (p = 0.002), relevant for screw sizing

Payne

Veterinary and Comparative Orthopedics and Traumatology

2

2024

Computed Tomography Topographical Analysis of Incomplete Humeral Intracondylar Fissures in English Springer Spaniel Dogs

2024-2-VCOT-payne-3

Article Title: Computed Tomography Topographical Analysis of Incomplete Humeral Intracondylar Fissures in English Springer Spaniel Dogs

Journal: Veterinary and Comparative Orthopedics and Traumatology

In Lemmon 2025 et al., on synovitis severity scoring, what was the most common synovitis severity score observed during arthroscopy?

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Correct. Score 3/5 was the most frequently observed severity grade, present in 55.2% of joints.
Incorrect. The correct answer is 3/5.
Score 3/5 was the most frequently observed severity grade, present in 55.2% of joints.

🔍 Key Findings

Synovitis was present in 100% of canine stifles with CCL disease (n = 163).

The most frequent severity score was 3/5 (55.2%), followed by 4/5 (24.5%).

Higher synovitis scores were significantly associated with:

  • Higher median cartilage scores (p = .042, OR = 2.1 per unit increase)
  • Longer duration of clinical signs (p < .001, OR = 1.27 per month)

Bodyweight (p = .083) and sex (p = .17) were not statistically significant in multivariable analysis.

Bucket handle meniscal tears were not associated with synovitis severity.

Clinical implication: Earlier intervention may help reduce synovitis and slow OA progression.

Lemmon

Veterinary Surgery

3

2025

Arthroscopic synovitis severity scoring in canine stifles with cranial cruciate ligament disease

2025-3-VS-lemmon-1

Article Title: Arthroscopic synovitis severity scoring in canine stifles with cranial cruciate ligament disease

Journal: Veterinary Surgery

In Alvarez-Sanchez 2023 et al., on SLN mapping in canine MCT, how often did the anatomic lymph node (ALN) match the SLN identified by ICTL?

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Correct. Only 45% of ALNs matched the ICTL-identified SLNs, indicating a high likelihood of misclassification when relying on anatomy alone.
Incorrect. The correct answer is 45%.
Only 45% of ALNs matched the ICTL-identified SLNs, indicating a high likelihood of misclassification when relying on anatomy alone.

🔍 Key Findings

  • Combined ICTL and NIRF detected the same SLN in 80% of cases; each method alone missed sentinel lymph nodes in some dogs.
  • ICLT failed in 5% of dogs, while NIRF failed in 20%; combined use resulted in only 5% failure in SLN detection.
  • Metastatic lymph nodes were detected in 95% of dogs, despite most tumors being low or intermediate grade (95%).
  • 27 of 41 nodes (65.8%) were histologically metastatic (HN2 or HN3), many of which would have been missed using ALN alone.
  • ALN matched the SLN in only 45% of cases with ICTL and 30% with NIRF, supporting the need for SLN mapping.
  • ICLT and NIRF were complementary, often identifying different SLN, with some only fluorescent or enhanced in one modality.
  • Subcutaneous MCT had higher metastatic rates (7/8 dogs) than previously reported, challenging older assumptions about benign behavior.
  • Removing both ALN and SLN (from both methods) improved detection of metastasis to 85–95%, reducing risk of understaging.

Alvarez-Sanchez

Veterinary Surgery

3

2023

Comparison of indirect computed tomographic lymphography and near-infrared fluorescence sentinel lymph node mapping for integumentary canine mast cell tumors

2023-3-VS-alvarez-sanchez-3

Article Title: Comparison of indirect computed tomographic lymphography and near-infrared fluorescence sentinel lymph node mapping for integumentary canine mast cell tumors

Journal: Veterinary Surgery

In Walker 2022 et al., on TPLO mRUST scoring, what effect did bilateral cruciate ligament injury have on healing between staged TPLOs?

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Correct. P = .09 showed no significant difference in healing between first and second TPLO surgeries.
Incorrect. The correct answer is No difference in healing between sides.
P = .09 showed no significant difference in healing between first and second TPLO surgeries.

🔍 Key Findings

  • TPLO mRUST scoring showed improved inter-rater reliability (ICC = 0.56) compared to subjective evaluation (Kappa = 0.33).
  • Intra-rater reliability was similar for both methods (TPLO mRUST: 0.73, subjective: 0.72).
  • TPLO mRUST scores ≥10/12 strongly correlated with radiographic union, as subjectively assessed (99% agreement).
  • No significant difference in healing between first and second TPLO sides (P = .09), countering assumptions about load-bearing impact.
  • Higher initial lameness scores and younger age were associated with higher TPLO mRUST scores, suggesting more robust healing in those groups.
  • Postoperative complications were linked to lower TPLO mRUST scores, indicating impaired healing.
  • Medial cortex was excluded from scoring due to plate obstruction, validating use of only 3 cortices for scoring.
  • The TPLO mRUST system may standardize healing assessment, reducing subjective bias across specialties.

Walker

Veterinary Surgery

8

2022

Evaluation of a modified radiographic union scale for tibial fractures scoring system in staged bilateral tibial plateau leveling osteotomy procedures and comparison of first and second side radiographic bone healing

2022-8-VS-walker-4

Article Title: Evaluation of a modified radiographic union scale for tibial fractures scoring system in staged bilateral tibial plateau leveling osteotomy procedures and comparison of first and second side radiographic bone healing

Journal: Veterinary Surgery

In Tobias 2022 et al., on perineal hernia repair positioning, what postoperative complication occurred most frequently during hospitalization?

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Correct. Perineal swelling was the most common in-hospital complication (5 cases).
Incorrect. The correct answer is Perineal swelling.
Perineal swelling was the most common in-hospital complication (5 cases).

🔍 Key Findings

  • Perineal hernia repair was feasible in dorsal recumbency in all 23 dogs, allowing simultaneous perineal and abdominal procedures without repositioning.
  • Internal obturator muscle transposition (IOMT) was successfully performed in 22 dogs, with tendon transection facilitating improved muscle elevation.
  • Complication rate was 60.9% in-hospital and 47.8% post-discharge, mostly minor (e.g., swelling, drainage), with infection suspected in 4 dogs (17.4%).
  • Recurrence rate was 19% overall, but significantly higher in dogs with prior hernia repairs (50% vs 5.9%; p = 0.053).
  • Dogs without prior repairs or organ pexies had no recurrences (p = 0.035), suggesting primary repairs without preexisting interventions fare better.
  • Castration and adjunctive abdominal procedures (e.g., colopexy, cystopexy) were often performed concurrently (18/23 dogs).
  • Colopexy did not prevent recurrence, although it aided in surgical visualization during perineal repair.
  • Dorsal positioning allowed simultaneous access to the abdomen and perineum, improving surgical efficiency without added complications.

Tobias

Veterinary Surgery

5

2022

Perineal hernia repair in dorsal recumbency in 23 dogs: Description of technique, complications, and outcome

2022-5-VS-tobias-4

Article Title: Perineal hernia repair in dorsal recumbency in 23 dogs: Description of technique, complications, and outcome

Journal: Veterinary Surgery

In Huerta 2025 et al., on leakage in canine lung lobectomy, what was the odds ratio of leakage for PL-30 compared to TL-30 at 30 cm H₂O?

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Correct. The odds of leakage for PL-30 vs TL-30 at 30 cm H₂O was 437 (p = .003).
Incorrect. The correct answer is 437.
The odds of leakage for PL-30 vs TL-30 at 30 cm H₂O was 437 (p = .003).

🔍 Key Findings

PL-30 group (partial, TA30-V3 wedge):

  • 100% leaked
  • Median leakage pressure: 10 cm H₂O
  • Most failures from periphery of staple line

PL-60 group (partial, TA60-3.5):

  • 100% leaked
  • Median leakage pressure: 18 cm H₂O
  • Better than PL-30 (p = .006)

TL-30 group (total, TA30-V3):

  • Only 1 of 11 leaked (at 22 cm H₂O)
  • All others resisted pressures >50–65 cm H₂O
  • Significantly higher leakage pressure than both PL groups (p < .001)

Odds ratios (leakage vs TL-30):

  • PL-30: OR 437 at both 20 and 30 cm H₂O (p = .003)
  • PL-60: OR 437 at 20 cm H₂O and 133 at 30 cm H₂O (p = .003)

Recommendation: Prefer TL-30 when possible. If partial needed, PL-60 superior to PL-30, but all partials leaked at physiologic pressures.

Huerta

Veterinary Surgery

4

2025

Leakage pressures of partial and total lung lobectomies performed with thoracoabdominal staplers in cadaveric dogs

2025-4-VS-huerta-5

Article Title: Leakage pressures of partial and total lung lobectomies performed with thoracoabdominal staplers in cadaveric dogs

Journal: Veterinary Surgery

In Loh 2024 et al., on treatment outcomes for CvHL in dogs, what was the most common etiology?

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Correct. Low-trauma events caused 82.9% of CvHL cases, unlike CdHL which is often MVA-related.
Incorrect. The correct answer is Low-trauma accidents.
Low-trauma events caused 82.9% of CvHL cases, unlike CdHL which is often MVA-related.

🔍 Key Findings

  • Low-trauma events caused 82.9% of CvHL cases; Poodles and poodle-crosses represented 49.4% of cases.
  • Success rate of hobbles (61.8%) was significantly higher than closed reduction alone (10.3%) or Ehmer sling (18.5%).
  • Multivariate analysis found hobbles 7.62x more likely to succeed vs. closed reduction (p = .001).
  • Specialist surgeons had higher success with nonsurgical management (OR: 2.68; p = .047).
  • Older age associated with better outcomes (OR: 1.15 per year; p < .0005).
  • Ehmer sling is not recommended due to high failure and complication rates (60.6%).
  • Toggle rod stabilization had a high surgical success rate (88.2%) with low complication.
  • No link was found between CvHL and hip dysplasia or OA in most cases (only 2/108 showed OA).

Loh

Veterinary Surgery

4

2024

Caudoventral hip luxation in 160 dogs (2003–2023): A multicenter retrospective case series

2024-4-VS-loh-4

Article Title: Caudoventral hip luxation in 160 dogs (2003–2023): A multicenter retrospective case series

Journal: Veterinary Surgery

In Davey 2024 et al., on modified closed anal sacculectomy, what postoperative complication was most commonly reported after modified closed anal sacculectomy?

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Correct. Dehiscence occurred in 11 dogs (23.4%) and was the most common complication observed.
Incorrect. The correct answer is Incisional dehiscence.
Dehiscence occurred in 11 dogs (23.4%) and was the most common complication observed.

🔍 Key Findings

  • Modified closed anal sacculectomy resulted in a local recurrence rate of only 2.2%, substantially lower than prior reports (18–50%).
  • Postoperative complications occurred in 31.9% of dogs; most (93%) were minor, with dehiscence being the most common.
  • Mean survival time in deceased dogs was 521 days; median was 388 days.
  • Surgical technique included complete en bloc excision of the sac and duct with sphincter reconstruction, aiming to reduce seeding risk.
  • Only one major complication resulted in euthanasia due to infection and dehiscence.
  • Histologic margins were complete in 44.7% of dogs; lymphatic invasion was present in 31.9%, and vascular in 8.5%.
  • Adjunctive chemotherapy was administered in 34% of dogs (mostly carboplatin); not standardized due to retrospective design.
  • Routine rectal exam was key to diagnosis in 57.4% of dogs with no clinical signs, underscoring the importance of screening.

Davey

Veterinary Surgery

6

2024

Outcomes of dogs with apocrine gland anal sac adenocarcinoma treated via modified closed anal sacculectomy (2015–2022)

2024-6-VS-davey-2

Article Title: Outcomes of dogs with apocrine gland anal sac adenocarcinoma treated via modified closed anal sacculectomy (2015–2022)

Journal: Veterinary Surgery

In Muroi 2024 et al., on radius plate stress effects, what clinical implication is suggested regarding implant-induced osteoporosis (IIO)?

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Correct. Study concludes IIO and bone changes may stem from reduced tension on plated cortex.
Incorrect. The correct answer is It may result from reduced cortical tension beneath LP.
Study concludes IIO and bone changes may stem from reduced tension on plated cortex.

🔍 Key Findings Summary

  • Finite element analysis compared intact radii vs. locking plates placed 1 mm or 3 mm above the bone
  • LP placement significantly reduced tensile (maximum principal) stress on cranial cortex, potentially causing implant-induced osteoporosis
  • Shell element findings:
    • Max principal stress significantly lower in both LP groups vs. intact (p < 0.05)
  • Solid element findings:
    • Equivalent stress higher and max principal stress lower in LP groups
  • Implication: Tension reduction may impair bone remodeling; implant design and placement height affect stress environment

Muroi

Veterinary and Comparative Orthopedics and Traumatology

3

2024

Stress Changes in the Canine Radius after Locking Plate Fixation Using Finite Element Analysis

2024-3-VCOT-muroi-5

Article Title: Stress Changes in the Canine Radius after Locking Plate Fixation Using Finite Element Analysis

Journal: Veterinary and Comparative Orthopedics and Traumatology

In Aertsens 2025 et al., on thoracic lift technique, what was a key advantage of using a pretied ligating loop (PLL) in feline lobectomy?

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Correct. Pretied ligating loops enabled precise hilar ligation and removal of the foreign body with the lung lobe.
Incorrect. The correct answer is Allows vessel sealing near bronchus.
Pretied ligating loops enabled precise hilar ligation and removal of the foreign body with the lung lobe.

🔍 Key Findings

Case 1: Chest wall lift improved oxygenation (PaO₂ increased from 179.4 to 306.3 mmHg) and enabled thoracoscopic-assisted lobectomy in a cat with pleural effusion and pulmonary carcinoma.
Case 2: Chest wall lift using a Steinmann pin allowed 3-port thoracoscopic lobectomy for a bronchial foreign body; no complications observed.
Both cats: Lift increased working space and eliminated need for thoracotomy; no device-related complications.
Pretied ligating loops (PLL) were effective for hilar vessel ligation—preferred over staplers or self-locking ligatures in feline thorax.
Conclusion: Thoracic lift is a novel, minimally invasive method enhancing thoracoscopic procedures in small patients, particularly cats.

Aertsens

Veterinary Surgery

4

2025

Chest wall lift for thoracoscopic lung lobectomy: Technique and results in two cats

2025-4-VS-aertsens-3

Article Title: Chest wall lift for thoracoscopic lung lobectomy: Technique and results in two cats

Journal: Veterinary Surgery

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