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Photo: Hernández-Sánchez E, Monllor P, Gil-Fortuño M, et al / Emerging Infectious Diseases Doctors Thought a Man Had a Brain Tumor. It Turned Out His Head Was Full of Worms.
They showed up so clearly on the MRI that the doctors could even make out the parasites’ little heads staring back at them.
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(Screenshot via Sam Ghali, M.D. / X)
