Last Updated
：2025/11/30
mass effect
Noun
(medicine)
The
anatomic
and
physiological
effect
that
an
ectopic
mass
(such
as
a
tumor,
hematoma,
or
pleural
effusion)
causes
by
displacing
or
pushing
against
eutopic
structures.
It
may
squeeze
and
thus
occlude
blood
vessels
or
lymphatic
vessels;
pinch
nerves;
disrupt
gastrointestinal
volume
and
peristalsis;
and
so
on.
Japanese Meaning
（医学）腫瘤（腫瘍、血液塊、胸水など）が正常な組織を圧迫・変位させることにより、血管やリンパ管の閉塞、神経の圧迫、さらには胃腸の機能障害などを引き起こす生理学的・解剖学的効果
Sense（1）
(medicine)
The
anatomic
and
physiological
effect
that
an
ectopic
mass
(such
as
a
tumor,
hematoma,
or
pleural
effusion)
causes
by
displacing
or
pushing
against
eutopic
structures.
It
may
squeeze
and
thus
occlude
blood
vessels
or
lymphatic
vessels;
pinch
nerves;
disrupt
gastrointestinal
volume
and
peristalsis;
and
so
on.
（ plural ）
Quizzes for review
(medicine) The anatomic and physiological effect that an ectopic mass (such as a tumor, hematoma, or pleural effusion) causes by displacing or pushing against eutopic structures. It may squeeze and thus occlude blood vessels or lymphatic vessels; pinch nerves; disrupt gastrointestinal volume and peristalsis; and so on.
音声機能が動作しない場合はこちらをご確認ください
See correct answer
mass effect
The brain MRI showed a large tumor producing a mass effect on surrounding structures, displacing the ventricles and obstructing venous drainage.
See correct answer
The brain MRI showed a large tumor producing a mass effect on surrounding structures, displacing the ventricles and obstructing venous drainage.
音声機能が動作しない場合はこちらをご確認ください
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
