case_images: PMC8112930_01
case_images: Results of tilt table test.
case_images: CRIRH2021-9942668.001.jpg
case_images: PMC8112930_01_CRIRH2021-9942668.001.jpg
case_images: fig1
case_images: Ultimately, after undergoing a positive tilt table test with a neurologist, the patient was diagnosed with POTS (Figure 1).
case_images: Results of rheumatologic blood tests.
case_images: CRIRH2021-9942668.002.jpg
case_images: PMC8112930_01_CRIRH2021-9942668.002.jpg
case_images: fig2
case_images: ANA positivity and a positive anticardiolipin antibody IgM of 22 (Figure 2), where the normal range is 0-12.