This is a true story. A few days ago, Xiao Ming came to me and asked me for serious medical advice because of an accident that happened to him. [I squatted down to shovel cat excrement… when I got up… my head hit the marble windowsill… it hurt… and I bulged a big bag… does it matter if the bone? Do you need to go to the hospital? [10, 000 words of nonsense are omitted here.] I observed for a moment and smiled: [It should be just a hematoma under the skin, which is not serious.] Xiao Ming shivered: [Subcutaneous hematoma? What’s that? Do I need to go to the hospital? ] I hit my head. I don’t need to Read More …