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DIAGNOSI1 - contact is required for spread hence avoiding...

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DIAGNOSIS: Clinical: Diagnosis based solely upon symptomology is often not possible. Laboratory: To confirm the presense of S. pyogenes , throat swabs are used. For S. pneumoniae , sputum or blood samples are taken. The specimens may then be plated on blood agar for isolation of Gram-positive, catalase-negative cocci. Useful characteristics for differentiation include the pattern of hemolysis, bacitracin resistance or sensitivity and optochin resistance or sensitivity. Immunologically-based rapid test kits are often employed. CONTROL: Sanitary: Since Streptococcus is a labile organism, close
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Unformatted text preview: contact is required for spread; hence, avoiding contagious contacts can prevent disease. • Immunological: Pneumococcal vaccines are available for persons at high risk, particularly the elderly. • Chemotherapeutic: Penicillin is the drug of choice for S. pyogenes and S. pneumoniae , when the organisms are susceptible. Chemotherapy is given over a 10 and 7-145 days regimen, respectively. Group D streptococci are resistant to many antibiotics. Life long prophylaxis (low dose penicillin) is recommended for rheumatic fever patients....
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