 The first patient was admitted on March 18, 1868: A 29 year-old Florentine man suffering from epilepsy.
<fluency>  The first patient was admitted on March 18, 1868: A 29 year-old Florentine man suffering from epilepsy.
 The first patient was admitted on March 18, 1868: a 29 year-old Florentine man suffering from epilepsy.