Strep Throte Pics Is This Seriouse Or Just A Sore Throte?

Is this seriouse or just a sore throte? - strep throte pics

Since last Thursday, which was very real as throte white stuff in it, and swollen glands, so I went to the doctor, painful, but I said throte pharyngitis is Streptococcus, which is a pain, but when Siad throte his past Monday, you go check what is called Mono, but I'm not sure, and today, woke up my sister and had a throte so bad, if anyone can tell, this topic and offer a greater variety of symptoms, then please let me no ur thoughts! ! Thanks