ENT Tonsils 06e9a032 Patch on tonsil is not caused by: A Vincent's angina B Candida C Staphylococcus D Ludwig's angina High-Yield Explanation (d) Ludwig's angina(Ref. Scott Brown, 8th ed., Vol 3; 550)Ludwig's angina does not involve tonsil. The other options can lead to patch/pseudomembrane on the tonsil.