The phrase "abnormal foci" is correct and usable in written English.
It can be used in medical or scientific contexts to refer to unusual or atypical areas of activity or concentration, often in relation to imaging studies or biological observations.
Example: "The MRI results indicated the presence of abnormal foci in the brain, which required further investigation."
Alternatives: "irregular areas" or "atypical spots".
Experience has demonstrated an increased level of accuracy and confidence in the interpretation of the combined study as compared with studies acquired separately, particularly in distinguishing pathology from normal, physiologic tracer uptake and precisely localizing abnormal foci.
Transaxial, sagittal, and coronal tomographs were assessed primarily to determine obvious abnormal foci of increased FDG uptake.
These abnormal foci of persistent nephrogenic cells are regarded as precursor lesions.
Cells expressing v‐Ras also generated abnormal foci under all three serum conditions.
A meta-analysis of activation likelihood estimation was conducted based on the abnormal foci of ten studies.
Analysis of the H&E-stained tissue sections revealed that these abnormal foci contained atypical cells fulfilling the criteria for mammary intraepithelial neoplasia (MIN) [ 50].
In reality, there was no abnormal focus or concentration on any aspect of sensual gratification, a situation in contrast to that seen in many other cultures where, for example, eating, drinking, or sex has become the focus of great cultural elaboration.
PET scans performed for evaluation of tumours or other purposes occasionally show abnormal focus of hypermetabolism in the chest, either in or adjacent to the heart.
An abnormal focus on GPA is what, in fact, enabled a straight-A student like Kashawn Campbell to enter Cal Berkeley not even remotely able to write at a collegiate level.
(A) Pre-therapeutic scan after injection with 18 F-FDG and (B) immunoscintigraphy recorded 6 days (bottom left) after 111In-Zevalin® (Bayer) injection showed an abnormal focus corresponding to a lymphoma mass detected on the pre-RAIT CT and 18 F-FDG PET (A).
Patient was given lemon juice with evident normal washout from the salivary glands and relative retention by this abnormal focus (long black arrow) Open image in new window Fig. 18 Lingular thyroid in a 33-year-old male who presented with oropharyngeal bleeding.
