Diphtheria: Click To Edit Master Subtitle Style
Diphtheria: Click To Edit Master Subtitle Style
Diphtheria: Click To Edit Master Subtitle Style
DIPHTHERIA
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4/22/12
DEFINITION
An acute bacteria disease that can infect the body into areas: throat ( respiratory diphtheria) and skin (skin or cutaneous diphtheria )
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INCUBATION PERIOD
After
being exposed to the bacterium, it usually takes 2-5 days for symptom to developed.
PERIOD OF COMMUNICABILITY
The
period of communicability varies. It is more than 2-4 weeks in untreated patients and 1-2 days in treated patients.
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PATHOGnoMONIC SIGN
Grayish
CAUSATIVE AGENT
Corynebacterium Diphtheriae(KLEBSLEOFFLER BACILLUS)
Capable in damaging muscles especially the cardiac nerve, kidneys, liver and other tissues.
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CLINICAL MANIFESTATION
Dyspnea Husky voice Stridor Nasal drainage/secreations Swelling of the palate Low grade fever
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pathophysiology
-
Risk Factors Operation in an area of the nose and throat Economic status Lack of proper nutrition Over crowded
Toxin is absorbed into the mucous membrane; causes destruction of the epithelium and superficial inflammatory response
Necrotic epithelium embedded in exuding fibrin; grayish psuedomembrane is formed by leukocytes, fibrin and necrotic tissues.
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Continues.
Bacilli w/n the pseudomembrane continue to actively produce toxins Damage particularly parenchymatous degeneration, fatty infiltration and necrosis in the muscles of the heart and in the liver, kidney and adrenals Toxins produces damage Paralysis of the soft palate, eye muscles and extrimities
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Types:
1. Nasal- with foul smelling serosanguinous secretions from the nose 2. Tonsilar- low fatality rate. The lesions are confined to the tonsils but end to spread over the pillars 3. Facial Nasopharyngeal the more severe type a. cervical lymph nodes are swollen b. it has mark degree of toxemia
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Medical management
Drug
-
of choice
Penicillin
Usually active in treating respiratory diphthteria before it releases toxins in the blood
NURSING DIAGNOSIS
Risk for infection r/t insuficient knowledge to avoid exposure to pathogens Fear r/t hospitalization/hospital procedure Anxiety r/t change in health status Imbalance nutrition less than body requirements r/t
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NURSING MANAGEMENT
Preventive:
-mandatory reporting of cases -isolation of patient for minimum of 14 days from the onset of the disease until three cultures from the nose and throat are reported negative. - Patient should avoid contact with children and refrain from handling food until bacteriologic exam. Of cultures is reported negative
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- Children under nine years old should be given booster doses of diptheria tetanus vaccine
-
DPT immunization of babies is mandatory Curative: - Bed rest for 2 weeks - Diet: soft food is recommended
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-Small frequent feeding is advise - fruit juices rich in Vit. C to maintain the alkalinity of the blood and to increase resistnce of the patients - Ice collar applied to the neck - administration of Penicillin
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COMPLICATIONS
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Myocarditis caused by the action of diptheria toxin on the heart muscles Polynueritis that includes paralysis of the soft palate, ciliary muscle of the eye, pharynx, larynx or extrimities
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Airway obstruction may lead to death through asphyxiation Cervical adenities Otitis Media Bronchopneumonia
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Schicks Moloney
test swab
Throat/nose
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