NEED HELP‼️ Woke up This morning to weird Sploch??? On my Naso tang. Have him for about 7months now he’s been chilling boss of the tank. Perfectly eating fed him as we speak. But isss this a virus?? Stung by a coral? I accidentally changed my rock cause a fish was being difficult to catch maybe he go SMASHED??? Help Please 🫶🏽🥹