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  1. 3861
  2. 3862
  3. 3863
    “…Numerical results are verified using full-wave simulation softwares and subsequently validated with back-scattering measurements inside an anechoic chamber.…”
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  4. 3864
    por Park, S., Kittleson, M.D., Yu, D., Choi, J.
    Publicado 2017
    “…Echocardiography revealed an anechoic chamber‐like cavity lateral to the right atrium that communicated with the right atrium through a 13 mm defect in the right atrial free wall. …”
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  5. 3865
    “…Moreover, a new thinner and more flexible absorber version, preserving broad bandwidth and angular insensitive performance, is simulated, and an 8 × 8 unit-cells prototype is manufactured and measured for a limited angular margin in an anechoic chamber.…”
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  6. 3866
    “…There is an urgent need for structured TnECHO training programs and evidence based national guidelines for standardized management of PPHN as per availability of resources in India. …”
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  7. 3867
  8. 3868
  9. 3869
  10. 3870
    “…Transvaginal ultrasonography of the repaired vaginal wall showed an 18 × 20 mm hematoma within which a 6 × 7 mm pulsating anechoic mass was detected. Power-Doppler ultrasonography showed blood flow signals in the anechoic mass. …”
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  11. 3871
    “…In case of pyloric stenosis ultrasonographically, anechoic lumen of the pylorus surrounded by 0.5 cm hypoechoic thickened muscle. …”
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  12. 3872
  13. 3873
  14. 3874
  15. 3875
    “…The radiographic and ultrasound examination showed a round shaped mass caudal to the urinary bladder that contained anechoic fluid within the thin walls. During surgery, the cyst was noted to be attached to the outer wall of the vagina, not connected to the vaginal lumen. …”
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  16. 3876
    por LIU, BEN, LI, YANYUAN, WANG, SHUO
    Publicado 2013
    “…An abdominal ultrasonography (US) scan revealed a 3.0 cm anechoic cystic mass, while a computed tomography (CT) scan revealed a 3.0×2.7 cm left adrenal cystic mass, which was suspected to be an adrenal cyst. …”
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  17. 3877
    “…On endoscopic ultrasound, a heterogeneously echotextured lesion with anechoic component present at intramural location in the lower esophagus was noted. …”
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  18. 3878
    “…Ultrasonography was performed, with a B-mode echography showing an oval, anechoic image and a standardized A-mode echography with a reflectivity spike higher than 98%, which was compatible with a retinal macrocyst. …”
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  19. 3879
    por Lee, Sunhyang, Ko, Su Yeon, Park, Woon-Ju
    Publicado 2021
    “…On ultrasonography (US), the mass was circumscribed and anechoic, with internal septations and posterior acoustic enhancement. …”
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  20. 3880
    “…The presence of a foreign body can be identified on ultrasound as a hyperechoic disruption of soft tissue accompanied by posterior shadowing, reverberation artifact, and/or an anechoic halo. Although the literature discusses the utility of point-of-care ultrasound for foreign body identification and removal techniques, there is a gap in current literature advancing detection techniques for foreign bodies in small structures. …”
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