Anechoic
Definition
Pertaining to anatomical structures, tissues, cysts, or tumor masses that produce no echoes during ultrasound examination, appearing completely black on the screen; anechoic or echo-free. This structural physical trait indicates a purely fluid-filled mass.
Bilingual Equivalents
- Anechoic
- Echo-free
Grammatical & Source Details
| Inflection Type | Variable adjective with standard masculine, feminine, and structural plural variations. |
| Formation | Scholarly compound formed from the Greek privative prefix 'an-', the root 'echo', and the suffix '-oid' (resembling / like). |
| Spelling / Pronunciation | [an.e.ˈkojd] |
| Source | International Glossary of Ultrasonography and Radiologic Anatomy |
Contextual Usage Examples
RO: Examenul ecografic abdominal a evidențiat o formațiune chistică cu conținut pur anecoid localizată la nivelul lobului hepatic drept.
EN: The abdominal ultrasound examination highlighted a cystic mass with purely anechoic content located in the right hepatic lobe.
RO: Vezica urinară normală plină apare ca un spațiu anecoid bine delimitat structural de pereții săi hiperecogeni.
EN: A normal full urinary bladder appears as an anechoic space structurally well-demarcated by its hyperechoic walls.
RO: Medicul a măsurat diametrul zonei anecoide pentru a evalua acumularea de lichid liber în cavitatea peritoneală.
EN: The physician measured the diameter of the anechoic zone to evaluate free fluid accumulation in the peritoneal cavity.
Idioms & Phrases
Aspect anecoid / Anechoic appearance
RO: Imagine ecografică de culoare neagră intensă, omogenă, ce atestă absența oricărei structuri solide reflectante în interiorul zonei scanate.
EN: An intense, homogeneous black ultrasound image attesting the absence of any solid reflective structures within the scanned area.
Formațiune chistică anecoidă / Anechoic cystic mass
RO: Leziune benignă delimitată structural de o capsulă fină, umplută în întregime cu lichid seros care nu reflectă ultrasunetele.
EN: A benign lesion structurally demarcated by a thin capsule, filled entirely with serous fluid that does not reflect ultrasounds.
Zonă anecoidă omogenă / Homogeneous anechoic zone
RO: Regiune imagistică fără semnal acustic intern, caracteristică colecțiilor lichidiene pure, fără resturi celulare sau filamente de fibrină.
EN: An imaging region with no internal acoustic signal, typical of pure fluid collections without cellular debris or fibrin strands.
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