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: Surgery
In which one of the following conditions Dactylitiscan not be seen? 
Select and explain. 
A. Sickle - cell anemia, B. Beta thalassemia, C. Congenital syphilis, D. Tuberculosis
B: Beta thalassemia
Answer: B: Beta thalassemia 
Explanation: Ans. is 'b' i.e., Beta thalassemia Dactylitis is inflammation of the digits. It is seen typically in sickle cell ds. & tuberculosis Other causes are - Sarcoidosis - infection : leprosy, salmonella, yaws, syphillis