This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth, Subject name: Pediatrics
The teeth abnormality seen below is seen in which of the following diseases? 
Select and explain. 
A. Cleidocranial dysostosis, B. Congenital Syphilis, C. Congenital Rubella, D. Congenital hypothyroidism
B: Congenital Syphilis
Answer: B: Congenital Syphilis 
Explanation: The teeth abnormality shown - 'Hutchinson's teeth', which are notched incisors, seen in Congenital Syphilis. Hutchinsons triad- Huchtinsons teeth, Interstitial keratitis, SNHL Cleidocranial Dysostosis- Malocclusion of jaw, delayed appearance of 2ndry teeth and prolonged persistence of primary teeth (peg like teeth) Congenital hypothyroidism -Delayed eruption of teeth Congenital Rubella - CRS ( cataract, Hea disease-PDA, SHNL), have exaggerated dental problems