Shoulder pain most common initial symptom
Horner<unk> 
Ipsilateral arm and hand weakness, parasthesias, and atrophy (from compression of brachial plexus)
May result in congestion from compression of subclavian vessels
Pancoast syndrome
Croup
Crush syndrome
Bacterial tracheitis
Superior vena cava syndrome
Iatrogenic pneumothorax
Esophageal injury
Mediastinitis