This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Facial Nerve And Its Disorders, Subject name: ENT
Sluder's neuralgia includes all except: 
Select and explain. 
A. Neuralgic pain in the upper half of face, B. Rhinorrhea, C. Increased lacrimation, D. Nasal stuffiness
A: Neuralgic pain in the upper half of face
Answer: A: Neuralgic pain in the upper half of face 
Explanation: Sluder's neuralgia is a variant of cluster headache with pain in lower half of face particularly the maxillary area with associated autonomic symptoms such as rhinorrhea, lacrimation, nasal stuffiness and ocular congestion. Its origin is from sphenopalatine ganglion.