<prompt> Macewan sign is seen in:Alcoholic intoxicationOrganophosphorus poisoningBarbiturate poisoningDhatura poisoning  <response>: A i.e. Alcohol intoxication - Loss of judgment ie poor judgment, loss of capacity for self criticism and decreased skilled motor movements are seen at 80 to 150 mg of blood alcoholQ. - Mac Ewans signQ, Morbid jealousyQ, Micturation syncope Munich beer hea and alcohol gaze nystagmusare found in alcohol intoxication. In the stage of coma or narcosis of alcohol intoxication the pupils are contracted but stimulation of patient e.g. by pinching or slapping, causes them to dialate with a slow return to original size ka Mac Ewans Sign. It differentiate alcoholic coma from other comatose conditions. 150-250 ml of absolute alcohol consumed in an hour is fatalQ Micturation syncope i.e. loss of consciousness occurs after heavy beer drinking, when the person rises from bed in middle of night to pass urine, probably dt sudden upright posture. Munich beer hea is cardiac dilatation hyperophy seen dt excessive prolonged beer drinking. Alcohol gaze nystagmus are jerking movements in directions of gaze independent of position of head and appears at blood alcohol levels of 80 40-100mg. 