Syncope An abrupt loss of consciousness or loss of postural tone which is of short duration and is followed by spontaneous recovery is known as syncope.  There are four components of syncope An abrupt and transient loss of consciousness  Loss of postural tone Short Duration Spontaneous recovery Prodrome A constellation of symptoms like lightheadedness, diaphoresis, visual distrubances that can  precede the loss of consciousness. Prodrome can last for several seconds to minutes.     Chest pain, palpitations or dyspnea point to cardiac cause     Aura , Headache, Dysarthia, and limb weakness point to CNS causes Pre-syncope Occurance of prodromal symptoms of syncope without the subsequent loss of consciousness is known as pre-syncope. During Attack Is there a pulse? Limb jerking, Tongue biting, Urinary Incontinence? Hypoxic Seizures After Attack Rapid recovery: Arrythmia, VAsovagal syncope Prolonged, with drowsiness: Seizures Questions to...