Property:AnswerBExp
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'''Incorrect''' : Blood glucose > 11 mmol/L (>200 mg/dL) is an indicator of severity at the time of admission and not at 48 hours. +
'''Correct''' : An upright chest film and abdominal films should be examined for free air. Careful interpretation can detect diagnostic free air in most cases. If free air is found, no additional diagnostic studies are necessary. +
'''Incorrect''' : Serum AST > 250 IU/L is a prognostic indicator at the admission time and this patient has lower values of AST. +
Amantadine is an antiviral drug that inhibits influenza uncoating by binding to the M2 protein. +
Patients with lesions of the temporal lobe and the occipital lobe present with Broca's aphasia and vision loss, respectively. The temporal and occipital lobes are not the most susceptible areas in the brain to ischemic injury. +
Murmur of aortic stenosis is best described as a crescendo-decrescendo systolic murmur with ejection click that radiates to the carotids. Aortic stenosis usually manifests as a triad of dyspnea, syncope, and angina with narrow pulse pressure on physical examination. +
Eczema is a type of dermatitis that is often a scaling lesion located at skin flexures. It is commonly found in children with atopy, such as asthma. It is not commonly associated with Parkinson's disease. +
Phenytoin's mechanism of action is the inactivation of sodium channels. Although phenytoin is not commonly administered to treat absence seizures, it is used in tonic-clonic generalized seizures and partial seizures. +
The patient most commonly sustained a non-dominant right parietal lobe that is commonly associated with hemineglect. +
Triptans are effective for cluster headaches. However, oxygen therapy is first started to relieve symptoms. Triptans may be used following oxygen therapy. To note, triptans have their drawbacks and are contraindicated in patients with coronary artery disease due to their vasoconstrictive side effects. +
Hyponatremia is not frequently associated with VHL. Disorders of sodium can be associated with other cancers. For example, hyponatremia can be caused by an ADH-secreting small cell lung cancer. Conversely, Conn syndrome refers to an aldosterone-secreting adenoma, which typically causes hypernatremia. +
Schizoid personality disorder is characterized by voluntary social withdrawal and indifference. The patient neither desires nor enjoys close relationships, and almost always chooses solitary activities. Other features include anhedonia, intimacy avoidance, and restricted affectivity. +
This refers to vesicle release into the synaptic cleft inhibited in botulism. The botulinum toxin prevents the release of acetylcholine containing vesicles leading to flaccid paralysis. +