Measles Flashcards
An acute highly communicable infection characterized by fever, rashes and upper respiratory tract symptoms
MEASLES
MEASLES OTHER NAME:
Rubeola Virus,
7 day measles
MEASLES Causative Agent:
Morbilli paramyxoviridae
Filterable virus of the measles
Morbilli paramyxoviridae
Virus or Bacteria?
CLASSIFICATION: virus
Mode of Transmission:
-Droplet
-Direct contact (secretion of nose and throat of infected
-PROBABLY Airborne
MEASLES Incubation period:
10-14 days
PERIOD OF COMMUNICABILITY
4 days before and 5 days
after rash appearance
SUSCEPTIBILITY:
- Babies BORN OF MOTHERS who had the DISEASE IMMUNE for the first months of life
- Permanent acquired immunity
- AFTER ATTACK OF MEASLES
PATHOPHYSIOLOGY
Virus directly infects the alveolar macrophages
->replicates for 2-3 days in the LUNGS
-> spread to the
regions of lymphoid tissue
->different systems
Measles s/sx
starts with __ and then later with _?
Starts with coryza (nasal drip, colds, flu like symptoms) and later with conjunctivitis (inflammation of the
conjunctiva/inflamed eyes)
Measles s/sx
how many days of coryza?
2-3 days of coryza
MEASLES Pathognomonic sign
Koplik spots
Characterizes as whitish grayish pecks are found on the inner the surface of the cheeks
Koplik spots (Pathognomonic sign)
Characterized by transverse line of inflammation along the eyelid margin
Stimson’s line