Joaquín Pio Antonio Eguía y Muro, Mexican physician (San Luis Potosí ? – Zacatecas ?) (fl. 1784-1833)

Authored the first monograph about hepatic abscesses 

Described pericardial cavity (1790)

First to describe the perforation of pericarp of liver abscesses causing purulent pericarditis (1795)

With Miguel Fernandez & José Vazquez developed a method to treat fevers on basis of Masdevall method (1787)