Postganglionic (third-order neuron) Horner syndrome
1 Central (first order neuron) Horner's 1.4. · 2 Preganglionic (second order neuron) Horner's 1.4. · 3 Third order neuron or postganglionic lesion ...
Horner syndrome is a rare condition classically presenting with partial ptosis
Lesions affecting second-order neurons may cause anhidrosis of the
Horner syndrome is a classic neurologic syndrome whose signs include miosis, ptosis, and anhidrosis.
The third-order (postganglionic) neuron travels along the carotid artery to the iris ...
Horner syndrome is a combination of signs and symptoms caused by the disruption of a nerve pathway
Third-order neuron disorder: Postganglionic lesions at the level of the internal carotid artery (e.g. a tumor in the
Associated neurologic symptoms and signs such as anhidrosis of
It produces miosis, ptosis and anhidrosis, although the full triad is rarely present.