Uploaded November 2025 | Updated September 2026, 2 weeks ago

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Following a quadruple heart by-pass in Amarillo, Texas, Dan Dudley was not recovering as expected. He suspected his short-windedness was part of the aging process. Learn how UT Southwestern’s Pulmonary Hypertension team led by Sonja Bartolome, M.D. along with a highly complex surgery performed by Christopher Heid, M.D. helped get Mr. Dudley back to his active life. For a deeper dive: utswmed.org/medblog/complex-lung-surgery