सिर पर चोट (ट्रॉमा) लगने के बाद कान के पीछे मैस्टॉइड हड्डी पर नील पड़ना, जो बेसिलर खोपड़ी के फ्रैक्चर का संकेत देता है, किस नैदानिक लक्षण (clinical sign) के रूप में जाना जाता है?

A 58-year-old man presents with irritability progressing to confusion and altered sensorium over 2 days. He has a known history of chronic liver disease along with mild renal impairment. His blood glucose level is normal. Which clinical feature MOST strongly supports a diagnosis of hepatic encephalopathy?

Given below are two statements: Assertion (A): Progression from confusion to coma in hepatic encephalopathy is usually sudden without preceding behavioral changes. Reason (R): Metabolic encephalopathies often show a stepwise progressive deterioration of cortical function. In light of the above statements, choose the correct option: