Genetic Counseling and Philadelphia
Philadelphia: A great place to study Genetics! The only city with a chromosome named for it!

Several types of leukemia are associated with a reciprocal translocation between chromosome 9 and chromosome 22. Here, chromosome 22 is called the Philadelphia chromosome).
This translocation is found only in tumor cells and indicates that a patient has chronic myelogenous leukemia (CML), a condition in which the cells that produce blood cells for the body grow uncontrollably, leading to cancer.
Philadelphia Firsts
- the first public park
- the first public school in the American colonies
- the first botanical garden, for the cultivation of plants having medicinal properties
- the first public library
- the Philadelphia Hospital, the oldest in America
- the American Philosophical Institution, the first institution devoted to science in North America
- the Pennsylvania Hospital, the first establishment in North America devoted to the relief of the sick and suffering the first school of anatomy in the Americas
- the first school of medicine in North America
- the first medical society in North America
- the first American benevolent association designed to mitigate the horrors of small-pox through inoculation
- the first university in America, the University of Pennsylvania
- the Philadelphia Dispensary for the medical relief of the poor, the first institution of the kind in the United States
- the first college of pharmacy in the Western Hemisphere
- the first medical college (the Female Medical College, now Drexel University College of Medicine) to confer degrees of medicine upon women
- the first hospital to focus exclusively on caring for children: Children’s Hospital of Philadelphia (CHOP)
- the first cancer hospital in the United States: Fox Chase Cancer Center
- the first permanent school of nursing in the U.S., at the Women’s Hospital of Philadelphia
- the first eye hospital in the U.S., Wills Eye Institute