Healthywomen iconHealthywomenAug 31, 2026 ~1 min source read

The Cost of Saying No: When Insurers Deny Critical Imaging Tests, Cancer Treatment Is Delayed

After Kay Hsu was diagnosed with advanced, stage 4 breast cancer in 2018, she had a PET scan — an imaging test that can detect and analyze tumors — every four months. For six years, these scans were a routine part of her care and were covered by her health insurance.

The Cost of Saying No: When Insurers Deny Critical Imaging Tests, Cancer Treatment Is Delayed

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After Kay Hsu was diagnosed with advanced, stage 4 breast cancer in 2018, she had a PET scan — an imaging test that can detect and analyze tumors — every four months.

For six years, these scans were a routine part of her care and were covered by her health insurance.

Hsu's insurer denied her PET scan, claiming it was "not medically necessary." "I was so upset that I could hardly see straight," Hsu recalled.

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The useful part

After Kay Hsu was diagnosed with advanced, stage 4 breast cancer in 2018, she had a PET scan — an imaging test that can detect and analyze tumors — every four months. For six years, these scans were a routine part of her care and were covered by her health insurance. Hsu's insurer denied her PET scan, claiming it was "not medically necessary." "I was so upset that I could hardly see straight," Hsu recalled.

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  • Hsu's doctor submitted an appeal to Hsu's insurer, Cigna Healthcare, but they upheld the denial.

Details worth keeping

September is Gynecologic Cancer Awareness Month. Ultimately, Hsu's employer ended up paying for the PET scan out of pocket.

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