This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
A child patient suspected of leukemia is suffering from
periapical abscess line of treatment is 
Select and explain. 
A. Endodontic therapy, B. Extraction of the involved tooth, C. Obtain a blood count before extraction, D. Obtain medical consultation before treatment
D: Obtain medical consultation before treatment
Answer: D: Obtain medical consultation before treatment 
Explanation: None