Radiation Oncology/Anatomy/Clinical syndromes with cn palsy

Cerebellopontine Angle Syndrome Acoustic Tumours CN IX and CN VIII and CN V can be affected Symptoms: IX: Tinnitus Gag reflex decreased VIII: Vertigo Deafness V Facial Sensory defecit Jugular Foramen Syndrome (Vernet Syndrome) Glomus Jugular Tumours Base of skull fx Meningioma CN IX, X, XI Symptoms: Dull unilatsimilar to unital September 2022 aching pain behind ear XI Ipsilateral Trapezius and SCM palsy IX Depressed gag reflex Loss of taste at post 1/3 tongue Loss pf sensation of uvula X Dysphonia Dysphagia Palatal drop Loss of sensation of pharynx and larynx Retropharyngeal & Retroparotid Space Syndrome Collet-Sicard Syndrome CN IX, X, XI, XII Symptoms: Paralysis of the vocal cords, palate, trapezius muscle and sternocleidomastoid muscle. Anaesthesia of the larynx, pharynx and soft palate. Villaret's Syndrome (Retroparotid) CN IX, X, XI, XII, Sympathetic chain and sometime CN VII <li>Symptoms: IX Loss of posterior taste of tongue Depressed gag reflex X Loss of sensation of soft palate, pharynx and larynx XII Ipsilateral deviation of tongue <li>Sympathetic involvement Horner's syndrome