目的探讨3D腹腔镜下根治性顺行模块化胰脾切除术治疗胰腺体尾部恶性肿瘤的临床应用价值。方法回顾性分析应用3D腹腔镜行根治性顺行模块化胰脾切除术的12例患者的临床资料。其中男性9例,女性3例;年龄42~71岁,中位年龄56岁。所有患者均为...目的探讨3D腹腔镜下根治性顺行模块化胰脾切除术治疗胰腺体尾部恶性肿瘤的临床应用价值。方法回顾性分析应用3D腹腔镜行根治性顺行模块化胰脾切除术的12例患者的临床资料。其中男性9例,女性3例;年龄42~71岁,中位年龄56岁。所有患者均为胰腺体尾部恶性肿瘤患者。结果所有患者均顺利完成手术。手术时间151 min(128~205 min),术中出血量260 m L(200~380 m L),术后住院时间11 d(8~16 d)。4例术后发生胰瘘,均为生化漏,均经抑酶和引流等保守治愈。无围手术期死亡病例。术后随访时间3~6个月,患者生活质量好,无肿瘤复发。结论应用3D腹腔镜行根治性顺行模块化胰脾切除术治疗胰体尾部的恶行肿瘤具有安全有效的特点,值得在临床推广和应用。展开更多
Background:Several planning algorithms have been developed for topography-guided custom ablation treatment(T-CAT),but each has its own deficiencies.The purpose of this study is to demonstrate the potential of a novel ...Background:Several planning algorithms have been developed for topography-guided custom ablation treatment(T-CAT),but each has its own deficiencies.The purpose of this study is to demonstrate the potential of a novel mutual comparative analysis(MCA)informed by manifest refraction and corneal topographic data and the patient's subjective perception in correcting ametropia.Methods:This retrospective review included patients with significant preoperative diferences in the power or axis of astigmatism according to the manifest refraction and corneal topographic data(power>0.75 D and/or axis>10°).T-CAT planning was designed using MCA.Follow-ups were conducted for at least 6 months.Results:Seventy-nine patients(121 eyes)were included.The mean preoperative deviation in the astigmatic power and axis were 0.72±0.43 D and 20.18±23.68°,respectively.The average oculus residual astigmatism(ORA)was 0.81±0.32 D(range:0.08-1.66 D).Six months postoperatively,the mean spherical equivalent refraction was 0.04±0.42 D,and the mean cylinder was-0.27±0.24 D.The mean efficacy and safety indices were 1.10 and 1.15,respectively.The uncorrected distance visual acuity in 92%of the eyes was the same or better than the corrected distance visual acuity.The angle of error was±5°in 61%of eyes and±15°in 84%of eyes.Residual astigmatism was≤0.5 D in 91%of eyes.Optical quality and photopic contrast sensitivity did not change significantly(P>0.05),and the scotopic contrast sensitivity decreased at 3,6,and 12 cpd(P<0.05).The vertical coma and horizontal coma of the anterior corneal surface significantly decreased postoperatively but increased during follow-up.Conclusions:The MCA was demonstrated safety,ficacy,accuracy,predictability,and stability and can be used as a complementary and feasible method for T-CAT.展开更多
Background:Several planning algorithms have been developed for topography-guided custom ablation treatment(T-CAT),but each has its own deficiencies.The purpose of this study is to demonstrate the potential of a novel ...Background:Several planning algorithms have been developed for topography-guided custom ablation treatment(T-CAT),but each has its own deficiencies.The purpose of this study is to demonstrate the potential of a novel mutual comparative analysis(MCA)informed by manifest refraction and corneal topographic data and the patient’s subjective perception in correcting ametropia.Methods:This retrospective review included patients with significant preoperative differences in the power or axis of astigmatism according to the manifest refraction and corneal topographic data(power>0.75 D and/or axis>10°).T-CAT planning was designed using MCA.Follow-ups were conducted for at least 6 months.Results:Seventy-nine patients(121 eyes)were included.The mean preoperative deviation in the astigmatic power and axis were 0.72±0.43 D and 20.18±23.68°,respectively.The average oculus residual astigmatism(ORA)was 0.81±0.32 D(range:0.08–1.66 D).Six months postoperatively,the mean spherical equivalent refraction was 0.04±0.42 D,and the mean cylinder was−0.27±0.24 D.The mean efficacy and safety indices were 1.10 and 1.15,respectively.The uncorrected distance visual acuity in 92%of the eyes was the same or better than the corrected distance visual acuity.The angle of error was±5°in 61%of eyes and±15°in 84%of eyes.Residual astigmatism was≤0.5 D in 91%of eyes.Optical quality and photopic contrast sensitivity did not change significantly(p>0.05),and the scotopic contrast sensitivity decreased at 3,6,and 12 cpd(p<0.05).The vertical coma and horizontal coma of the anterior corneal surface significantly decreased postoperatively but increased during follow-up.Conclusions:The MCA demonstrated safety,efficacy,accuracy,predictability,and stability and can be used as a complementary and feasible method for T-CAT.展开更多
文摘目的探讨3D腹腔镜下根治性顺行模块化胰脾切除术治疗胰腺体尾部恶性肿瘤的临床应用价值。方法回顾性分析应用3D腹腔镜行根治性顺行模块化胰脾切除术的12例患者的临床资料。其中男性9例,女性3例;年龄42~71岁,中位年龄56岁。所有患者均为胰腺体尾部恶性肿瘤患者。结果所有患者均顺利完成手术。手术时间151 min(128~205 min),术中出血量260 m L(200~380 m L),术后住院时间11 d(8~16 d)。4例术后发生胰瘘,均为生化漏,均经抑酶和引流等保守治愈。无围手术期死亡病例。术后随访时间3~6个月,患者生活质量好,无肿瘤复发。结论应用3D腹腔镜行根治性顺行模块化胰脾切除术治疗胰体尾部的恶行肿瘤具有安全有效的特点,值得在临床推广和应用。
文摘Background:Several planning algorithms have been developed for topography-guided custom ablation treatment(T-CAT),but each has its own deficiencies.The purpose of this study is to demonstrate the potential of a novel mutual comparative analysis(MCA)informed by manifest refraction and corneal topographic data and the patient's subjective perception in correcting ametropia.Methods:This retrospective review included patients with significant preoperative diferences in the power or axis of astigmatism according to the manifest refraction and corneal topographic data(power>0.75 D and/or axis>10°).T-CAT planning was designed using MCA.Follow-ups were conducted for at least 6 months.Results:Seventy-nine patients(121 eyes)were included.The mean preoperative deviation in the astigmatic power and axis were 0.72±0.43 D and 20.18±23.68°,respectively.The average oculus residual astigmatism(ORA)was 0.81±0.32 D(range:0.08-1.66 D).Six months postoperatively,the mean spherical equivalent refraction was 0.04±0.42 D,and the mean cylinder was-0.27±0.24 D.The mean efficacy and safety indices were 1.10 and 1.15,respectively.The uncorrected distance visual acuity in 92%of the eyes was the same or better than the corrected distance visual acuity.The angle of error was±5°in 61%of eyes and±15°in 84%of eyes.Residual astigmatism was≤0.5 D in 91%of eyes.Optical quality and photopic contrast sensitivity did not change significantly(P>0.05),and the scotopic contrast sensitivity decreased at 3,6,and 12 cpd(P<0.05).The vertical coma and horizontal coma of the anterior corneal surface significantly decreased postoperatively but increased during follow-up.Conclusions:The MCA was demonstrated safety,ficacy,accuracy,predictability,and stability and can be used as a complementary and feasible method for T-CAT.
文摘Background:Several planning algorithms have been developed for topography-guided custom ablation treatment(T-CAT),but each has its own deficiencies.The purpose of this study is to demonstrate the potential of a novel mutual comparative analysis(MCA)informed by manifest refraction and corneal topographic data and the patient’s subjective perception in correcting ametropia.Methods:This retrospective review included patients with significant preoperative differences in the power or axis of astigmatism according to the manifest refraction and corneal topographic data(power>0.75 D and/or axis>10°).T-CAT planning was designed using MCA.Follow-ups were conducted for at least 6 months.Results:Seventy-nine patients(121 eyes)were included.The mean preoperative deviation in the astigmatic power and axis were 0.72±0.43 D and 20.18±23.68°,respectively.The average oculus residual astigmatism(ORA)was 0.81±0.32 D(range:0.08–1.66 D).Six months postoperatively,the mean spherical equivalent refraction was 0.04±0.42 D,and the mean cylinder was−0.27±0.24 D.The mean efficacy and safety indices were 1.10 and 1.15,respectively.The uncorrected distance visual acuity in 92%of the eyes was the same or better than the corrected distance visual acuity.The angle of error was±5°in 61%of eyes and±15°in 84%of eyes.Residual astigmatism was≤0.5 D in 91%of eyes.Optical quality and photopic contrast sensitivity did not change significantly(p>0.05),and the scotopic contrast sensitivity decreased at 3,6,and 12 cpd(p<0.05).The vertical coma and horizontal coma of the anterior corneal surface significantly decreased postoperatively but increased during follow-up.Conclusions:The MCA demonstrated safety,efficacy,accuracy,predictability,and stability and can be used as a complementary and feasible method for T-CAT.
