Central Well being has discovered one other discrepancy in its evaluation of mammography outcomes triggered by the invention that the displays at a few of its work stations are lower than technical requirements.
The well being authority is poring over 3,000 pictures, relationship again to 2019, after saying final week that some outcomes had been initially learn on displays with decrease decision than required. An exterior radiologist, Dr. Nancy Wadden, is reviewing all pictures learn on three-megapixel displays — the usual display decision is 5 megapixels — from Nov. 1, 2019, to Aug 19 of this 12 months.
Final week, Central Well being mentioned out of the 461 pictures that had been reviewed on the time, three had been discovered to have “potential discrepancies or deferring interpretations.” On Monday, the well being authority added yet another to the checklist, with the pictures of 837 sufferers having now been reviewed as of Friday.
“A pattern evaluation performed by Central Well being suggests the incidence presents a low threat to sufferers,” the well being authority mentioned in a press release Monday afternoon.
“We’re nonetheless gathering details about this incidence and are at present within the preliminary phases of an inner high quality evaluation.”
Central Well being mentioned the discrepancies need to do with to the interpretation of the mammography pictures and never the pictures themselves or the way in which the examination was performed.
The pictures beneath evaluation had been captured on the James Paton Memorial Hospital and Central Newfoundland Regional Well being Centre, the well being authority mentioned, including pictures captured on the its breast screening program on Roe Avenue in Gander should not concerned within the evaluation. Central Well being did not say the place the pictures had been initially examined.
“We need to reassure everybody that solely workstations that meet the technical requirements for mammogram interpretation at the moment are getting used for the evaluation of mammography pictures throughout Central Well being,” reads Monday’s assertion.
“Present and future mammograms won’t be affected by this incidence.”
Sufferers whose mammography pictures are beneath evaluation ought to have obtained a letter from Central Well being, mentioned the well being authority. The letters had been mailed on Thursday.
Sufferers whose pictures don’t present any potential discrepancies or differing interpretations may also obtain a letter from Central Well being by the tip of September confirming the outcomes.
Central Well being mentioned docs can be contacted by the well being authority and there can be cellphone calls and followup letter to sufferers whose pictures present potential diagnostic discrepancies or differing interpretations.
All 4 of the province’s well being authorities are reviewing mammography pictures.
On Monday, Jap Well being, the province’s largest well being authority, mentioned it’s going to ship an replace this week.
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