The Ephemerides speaks of it in front of the hypochondrium.
"Anomalies and Curiosities of Medicine" by George M. Gould
This is the hypochondrium of the olden time.
"Psychotherapy" by James J. Walsh
At first coldness in the feet, then stinging and pressing pains in the right hypochondrium.
"New, Old, and Forgotten Remedies: Papers by Many Writers" by Various