INTRODUCTION Pancoast syndrome is characterized by Horner syndrome, shoulder pain radiating down the arm, compression of the brachial blood vessels, and, in long-standing cases, atrophy of the arm and hand muscles. It is most commonly associated with lung carcinoma but rarely is seen with certain infections. CASE PRESENTATION We present the case of a 51-year-old Caucasian man who had acute my...

Harlequin syndrome is a rare neurological condition that results in unilateral facial flushing and sweating. Although the syndrome is generally a benign condition with complete resolution if appropriate treatment is initiated, unilateral facial flushing can be a sign of several serious conditions and should be thoroughly investigated. Sudden onset of facial flushing related to harlequin syndrom...

A 72 yrs old woman, receiving anticoagulant therapy for atrial fibrillation, came to our attention with right Horner Syndrome (HS) (miosis, ptosis and anhidrosis, Fig. 1A) and right arm hypo esthesia. Cervical Magnetic Resonance Imaging (MRI) revealed a subacute C6-T1 spinal epidural hematoma (Fig. 1B and C), causing compression and anterior dislocation of the spinal cord. Apraclonidine drops (...