The "stuff" in the corner of the counter in the doctor's examination room includes: exam gloves, Hypafix tape, wipes, cotton swabs, cotton puffs, gauze pads, Drysol antiperspirant, plastic cups, and Hibiclens antiseptic soap.
After a building is built, additions are often added. Some of those additions are used and then not used. These can result in convoluted corners and painted shut doors.