What are some common consequences of having diabetic ulcers that would require hospitalization?

Infection,osteomyeli: Infection and cellulitis of the ulcer and osteomyelitis can require hospitalization for further treatment.

Infection: As long as you can keep the ulcer clean and non-infected home treatment with some assistance seems appropriate. If there is any unusual odor or discolored drainage on the bandage you need professional assistance for a possible infection.

The need for: Intravenous antibiotics, the need for a surgical procedure like drainage of an infection, the need for better monitoring of the patient i.E to control diabetes and care for the wound etc....

Infection: Most commonly would be an infection requiring IV antibiotics. Also may require surgical drainage or debridement of infection. If ulcer is due to poor circulation, you may need surgery to improve the blood flow. If not taken care of in a timely fashion, an infected ulcer can cause bacteria to get into your bloodstream causing you to feel sick (sepsis). Blood glucose may be abnormally elevated.