table XL Vi. 
fig. I. 
Th e os innominatum of a young man, who having an abfcefs formed in tire joynt of 
the hip, the matter eroded the focket till it formed a paffage into the pelvis of 
the abdomen, and at length forming alfo a large abfcefs on the outfide of the thigh- 
mat u as opened, and whenever the patient coughed or went to ftool, the matter 
r owed plentifully out of the external wound, as in abfceffes of the abdomen. This 
IS not the only cafe of the kind that I have feen. 
A Woe perforation m the bottom of the acetabulum. 
B P arts made carious by the matter. 
F I G. II. 
The upper end of the os femoris of the fame perfon. 
A The head of the bone much eroded by the matter. 
F I G. III. 
A carious thigh bone of a young woman, who begun to be difeafed upon her ha¬ 
ving menftrual obftruflions: Communicated to me by the late Mr. Dobym furgeon to 
St. Bartholomews hofpital. 
AAA Cartons excrefcenfes % 
B B The lower apophyfes . 
