Clinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.

BACKGROUND: Despite the availability of antitoxin and antibiotics, the mortality rate for diphtheria remains high, mostly because of cardiac complications. METHODS: During 1 year, 154 Vietnamese children with diphtheria admitted to a referral hospital were studied prospectively with clinical examin...

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Main Authors: Kneen, R, Nguyen, MD, Solomon, T, Pham, N, Parry, C, Nguyen, T, Ha, T, Taylor, A, Vo, T, Day, N, White, N
Format: Journal article
Language:English
Published: 2004
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author Kneen, R
Nguyen, MD
Solomon, T
Pham, N
Parry, C
Nguyen, T
Ha, T
Taylor, A
Vo, T
Nguyen, T
Day, N
White, N
author_facet Kneen, R
Nguyen, MD
Solomon, T
Pham, N
Parry, C
Nguyen, T
Ha, T
Taylor, A
Vo, T
Nguyen, T
Day, N
White, N
author_sort Kneen, R
collection OXFORD
description BACKGROUND: Despite the availability of antitoxin and antibiotics, the mortality rate for diphtheria remains high, mostly because of cardiac complications. METHODS: During 1 year, 154 Vietnamese children with diphtheria admitted to a referral hospital were studied prospectively with clinical examination, including a simple pseudomembrane score, 12-lead and 24-hour electrocardiography, measurement of serum cardiac enzyme levels, and estimation of troponin T levels. RESULTS: Thirteen children had diphtheritic cardiomyopathy on admission, and 19 developed it subsequently. Twelve children (8%) died. The combination of pseudomembrane score of >2 and bull neck predicted the development of diphtheritic cardiomyopathy, with a positive predictive value of 83% and a negative predictive value of 93%. Administration of 24-hour electrocardiography on admission improved the ability to predict diphtheritic cardiomyopathy by 57%. Fatal outcome was best predicted by the combination of myocarditis on admission and a pseudomembrane score of >2. Of the cardiac enzyme levels measured, an elevated aspartate aminotransferase level was the best predictor. The presence of troponin T identified additional children with subclinical cardiac damage. CONCLUSIONS: The development of diphtheritic cardiomyopathy can be predicted by means of simple measures.
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spelling oxford-uuid:c7174e5c-a3bc-41d0-a5b5-fbf5e5aca7ae2022-03-27T06:42:44ZClinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:c7174e5c-a3bc-41d0-a5b5-fbf5e5aca7aeEnglishSymplectic Elements at Oxford2004Kneen, RNguyen, MDSolomon, TPham, NParry, CNguyen, THa, TTaylor, AVo, TNguyen, TDay, NWhite, N BACKGROUND: Despite the availability of antitoxin and antibiotics, the mortality rate for diphtheria remains high, mostly because of cardiac complications. METHODS: During 1 year, 154 Vietnamese children with diphtheria admitted to a referral hospital were studied prospectively with clinical examination, including a simple pseudomembrane score, 12-lead and 24-hour electrocardiography, measurement of serum cardiac enzyme levels, and estimation of troponin T levels. RESULTS: Thirteen children had diphtheritic cardiomyopathy on admission, and 19 developed it subsequently. Twelve children (8%) died. The combination of pseudomembrane score of >2 and bull neck predicted the development of diphtheritic cardiomyopathy, with a positive predictive value of 83% and a negative predictive value of 93%. Administration of 24-hour electrocardiography on admission improved the ability to predict diphtheritic cardiomyopathy by 57%. Fatal outcome was best predicted by the combination of myocarditis on admission and a pseudomembrane score of >2. Of the cardiac enzyme levels measured, an elevated aspartate aminotransferase level was the best predictor. The presence of troponin T identified additional children with subclinical cardiac damage. CONCLUSIONS: The development of diphtheritic cardiomyopathy can be predicted by means of simple measures.
spellingShingle Kneen, R
Nguyen, MD
Solomon, T
Pham, N
Parry, C
Nguyen, T
Ha, T
Taylor, A
Vo, T
Nguyen, T
Day, N
White, N
Clinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.
title Clinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.
title_full Clinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.
title_fullStr Clinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.
title_full_unstemmed Clinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.
title_short Clinical features and predictors of diphtheritic cardiomyopathy in Vietnamese children.
title_sort clinical features and predictors of diphtheritic cardiomyopathy in vietnamese children
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