This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and paranasal sinuses, Subject name: ENT
[{'content': 'Pathognomic features of Maxillary sinusitis is \nSelect and explain. \nA. Mucopus in the middle meatus, B. Inferior turbinate hyperophy, C. Purulent nasal discharge, D. Atrophic sinusitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Clinical features of maxillary sinusitis: Constitutional symptoms: fever, general malaise and body ache. Headache Pain: It is typically situated over the jaw but may be referred to gums or teeth. Occasionally, it is referred to the ipsilateral supraorbital margin. Tenderness: pressure or tapping over the anterior wall of the antrum produces pain. Redness and oedema of the cheek: lower eyelid may become puffy. Nasal discharge: Anterior rhinoscopy shows pus/mucopus in the middle meatus. Mucosa of the middle meatus and terminate may appear red and swollen. Postnatal discharge: Pus may be seen on the upper soft palate on posterior rhinoscopy or nasal endoscopy. (Ref: Textbook of Diseases of ENT, 7th edition, PL Dhingra, pg no. 214)', 'role': 'assistant'}]