Also known as: Split brain
Patient had corpus callosum severed to treat seizures, resulting in alien hand syndrome where his left hand acts independently and against his will. The disconnected hemispheres cause behavioral conflicts and loss of balance.
Also known as: Blood clots in the heart
Patient develops clots in the left atrial appendage caused by intermittent arrhythmia, leading to systemic clotting symptoms including splinter hemorrhages, liver failure, and dropping blood pressure during surgery.
Also known as: Irregular heartbeat
The underlying cause of the patient's clotting disorder, discovered during surgery when his blood pressure drops. The intermittent nature made it difficult to detect on standard monitoring.
The root cause of all the patient's problems traced to heavy-duty deodorant containing high levels of propylene glycol used multiple times daily in a small bathroom, causing heart damage and potentially the original seizures that led to his split-brain surgery.
Also known as: Bloody tear
Initial presenting symptom discussed by the team as possibly being from a simple cause like sneezing, but ultimately part of the larger clotting disorder.
Also known as: Loss of sense of smell
Patient presents unable to taste his food at a restaurant, initially considered as a possible cold symptom but part of his larger neurological condition.
Also known as: Reflux
Elderly patient presents with squawking sounds caused by acid reflux irritating his vocal cords, but examination reveals an underlying pancreatic tumor causing the reflux.
Also known as: Pancreatic tumor
House discovers a pancreatic tumor in the elderly patient with squawking, noting it's 'not good' even by cancer standards. The tumor is causing the patient's acid reflux symptoms.
Also known as: Drug withdrawal
House is approximately 24 hours into detoxing from Vicodin with Cuddy's help. Wilson notes he should be in more pain but romantic endorphins are masking withdrawal symptoms. This is a critical character arc driving House's behavior throughout the episode.