Exam 13: Head, Face, and Neck, Including Regional Lymphatics

The nurse notices that an infant has a large,soft lump on the side of his head and that his mother is very concerned.She tells the nurse that she noticed the lump about 8 hours after her baby's birth,and that it seems to be getting bigger.One possible explanation for this is:

A patient complains that while studying for an examination he began to notice a severe headache in the frontotemporal area of his head that is throbbing and is somewhat relieved when he lies down.He tells the nurse that his mother also had these headaches.The nurse suspects that he may be suffering from: