Textbook Notes (369,067)
Canada (162,366)
HLTB21H3 (177)
Chapter 14

Chapter 14 - Hansen's Disease or Leprosy

4 Pages
97 Views

Department
Health Studies
Course Code
HLTB21H3
Professor
Caroline Barakat

This preview shows page 1. Sign up to view the full 4 pages of the document.
Description
Hansen’s disease / Leprosy History • Egyptian Papyrus document (1550 BC) • Indian writings, approximately 600 BC • In records of ancient Greece, after the army of Alexander the Great returned from India (320 BC) • In Rome (62 BC) with the return of Pompeii's troops from Asia Minor • Disease of the soul o Earlier thought to be a hereditary illness, or caused by a curse or by punishment from God • Middle Ages o Considered a disease of the soul and happened to people irascible and suspicious, but mostly had a desire for lustful sex o Accepted as the punishment for sins of the flesh • Lepers were stigmatized o E.g. special clothing, arrival notification, separate hospitals, and often had to live in colonies called leprosariums / lazaretto / leper colony / lazar house • First ‘leper house’ in England 936 AD • Mid-12 century - loss of civic status, removal from public office th • 13 century - 19,000 ‘leprosaria’ in use • Mass of Separation o Decline around 1350 AD • Spread to North America • 1823 – leprosy in Hawaii o Used quarantine and segregation o 1865 – leper colony establish on Molokai o 1873 – Father Damien joined colony as priest, stayed for 16 years; bandaged sores, built homes, a hospital, a reservoir and plumbing system and buried hundreds of victims; did not avoid contact of lepers; may have contacted leprosy before going to island but story increased of the infectious nature of leprosy • 1917 – leprosarium established in Carville Louisiana; treated like prisoners Dr. Armauer Hansen of Norway-1873. • Discovers the leprosy germ under a microscope • Mycobacterium leprae (M. leprae ) • Leprosy is now also called Hansen's Disease Etiology • M. leprae • Slow multiplying bacillus o average doubling time of 12 – 14 d • Incubation period of 3 – 5 yrs • 1-10 bacilli can cause infection • No known vector or reservoir hosts and no satisfactory way of determining past infections • Thought to be transmitted via droplets, from the nose during close and frequent contact • Not highly infectious – may be related to genetic susceptibility • Mainly affects the skin, nerves, and mucous membranes Risk • Leprosy can affect people of all races all around the world • Most common in warm, wet areas in the tropics and subtropics • Most common between the ages of 10 and 14 and in those aged 35-44 years old • Rarely seen in infants • Genetic susceptibility Clinical Manifestations • Indeterminate (IL) • Tuberculoid (TT) • Borderline tuberculoid (BT) • Borderline lepromatous (BL) • Lepromatous (LL) Indeterminate Leprosy (IL) • Earliest and mildest form • Usually few lesions • Loss of sensation is rare Tuberculoid Leprosy (TT) • Development of large lesions • Loss of sensation • Affected nerves become thick • Progression can occur resulting in borderline-type leprosy Borderline tuberculoid leprosy (BT) • Lesions are smaller and more numerous Borderline Lepromatous Leprosy (BL) • Lesions are
More Less
Unlock Document

Only page 1 are available for preview. Some parts have been intentionally blurred.

Unlock Document
You're Reading a Preview

Unlock to view full version

Unlock Document

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit