S. pyogenes herbal treatment for sore throat
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Transcript of S. pyogenes herbal treatment for sore throat
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Definition
Pharyngitis refers to inflammation of pharynx.
tonsils are most often affected
pharyngitis, tonsillitis, tonsillopharyngitis &
pharyngotonsillitis are used interchangeably
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Causes
Up to 85% are caused by viruses
most common bacterial pharyngitis caused
by Streptococcus pyogenes
Streptococcus pyogenes , Group A- Beta
haemolytic streptococci (GAβHS) gram
positive, catalase negative, facultative
anaerobe, occurs in pairs or chains
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GAβHS represent one of most impressive human
pathogens, it cause a wide array of serious infections
including:PharyngitisSkin infection (impetigo, erysipelas)Respiratory infectionEndocarditisMeningitisPuerperal sepsisArthritisScarlet fever
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Public health importance
It is a precursor of two serious non-suppurative sequlae;
acute rheumatic fever & heart diseases
“inflammatory disease mediated by autoimmune”
mechanisms
post streptococcal glomerulonephritis
“renal diseases, usually affecting both kidneys”
GABHS RHDARF GN
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Risk factors
GAHBS diseases are most common in setting
overcrowding, where living conditions promote
transmission of organism
It affects school–age children, particularly
those 5-11 years old
Streptococcal pharyngitis most often occurs in
the late winter and early spring
children & adults of all ages can be infected
with group A streptococci
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Mode of transmission of GAHBS
GAβHS spread when a person coughs
or sneezes infected large droplets that
come into contact with another
person’s mucous membrane. The
highest risk of transmission occurs
during the acute stage.
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GAβHS pharyngitis in some developed countries:
Acute pharyngitis is one of the most common illnesses
for which patients seek medical advice in the more
developed countries. accounting for nearly over 7 million
visits to pediatricians each year in the United States. In this
country.
Oliver (2000) in England reported that the prevalence of
GAβHS was 20%.
In France, Chiadmi et al (2003) stated that the
prevalence was 33%.
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In Belgium, sore-throat is one of the most frequent
causes of consultation seen by general practitioner, and
GAS has been isolated in 20.3% of cases.
In Chile, a study done by Munoz et al (2003-2004),
streptococcus sore-throats were detected in 37% of cases.
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Phytochemicals effective against GAS
Armenian plum (Prunus armeniaca) Clove (Syzygium aromaticum)
Bitter kola (Garcinia Kola) Ginger (Zingiber Officinale)
Blue gum (Eucalyptus globulus) Holm oak (Quercus ilex)
Bush-banana (Uvaria chamae) Little gourd (Coccinia grandis)
Calabash tree (Crescentia cujete) Para cress (Acmella oleracea)
Chayote (Sechium edule) Thyme (Thymus vulgaris)
Chili pepper (Capsicum chinense) White weed (Ageratum conyzoides)
Cinnamon (Cinnamomum zeylanicum) Wild maracuja (Passiflora foetida)