A severe respiratory illness in children caused by diphtheria that results in a characteristic cough and difficulty breathing.

डिफ्थीरिटिक क्रूप, एक गंभीर श्वसन बीमारी।

English Usage: The child was diagnosed with diphtheritic croup after experiencing a harsh cough and difficulty breathing.

Hindi Usage: बच्चे को डिफ्थीरिटिक क्रूप का निदान हुआ, जब उसने कठिन खांसी और सांस लेने में कठिनाई का अनुभव किया।