A 57-year-old woman is involved in a motor vehicle accident in which she strikes the windshield and is briefly unconscious.

A 57-year-old woman is involved in a motor vehicle accident in which she strikes the windshield and is briefly unconscious. She makes a full recovery, except that 3 months later she complains she cannot taste the food she is eating. Her complaint is most likely due to

General Surgery

A 37-year-old alcoholic man awakes with clumsiness of his right hand.

A 37-year-old alcoholic man awakes with clumsiness of his right hand. Neurologic examination reveals poor extension of the hand at the wrist. He most likely has injured his

Neurology

An 18-year-old boy is brought into the emergency room after a diving accident.

An 18-year-old boy is brought into the emergency room after a diving accident. He is awake and alert, has intact cranial nerves, and is able to move his shoulders, but he cannot move his arms or legs. He is flaccid and has a sensory level at C5. Appropriate management includes

General Medicine • Emergency Medicine

A 13-year-old boy is brought into the emergency room lethargic with a stiff neck and fever.

A 13-year-old boy is brought into the emergency room lethargic with a stiff neck and fever. Despite aggressive therapy, the child dies. Postmortem evaluation reveals that the child had primary amebic meningoencephalitis. This condition is usually acquired through

General Medicine • Critical Care Medicine + 5 more

The brain of the adult with trisomy 21 (Down syndrome) exhibits many of the histopathologic features of which of the following?

General Medicine • Pediatrics + 2 more

A 17-year-old right-handed boy has had infectious meningitis 8 times over the past 3 years.

A 17-year-old right-handed boy has had infectious meningitis 8 times over the past 3 years. He has otherwise been generally healthy and developed normally. Recurrent meningitis often develops in persons with

General Medicine • Neurology

A 6-year-old child is brought to the neurologist because of developmental delay.

A 6-year-old child is brought to the neurologist because of developmental delay. Her morphological features are typical and chromosome analysis confirms a diagnosis of Down syndrome (trisomy 21). The brain of this patient is expected to be

Pediatrics

A 37-year-old man presents with visual impairment.

A 37-year-old man presents with visual impairment. Examination reveals a bitemporal hemianopsia. Which of the following tumors is most likely responsible for this finding?

Ophthalmology

A child is born to a 19-year-old woman who has had two to eight drinks per day throughout her pregnancy.

A child is born to a 19-year-old woman who has had two to eight drinks per day throughout her pregnancy. What is the major pathologic effect of alcohol on the central nervous system of the developing fetus?

Gynaecology and Obstetrics • Fetal Medicine + 1 more

A 9-year-old girl presents with precocious puberty and episodes of uncontrollable laughter.

A 9-year-old girl presents with precocious puberty and episodes of uncontrollable laughter. Which of the following mass lesions might explain her symptoms?

Endocrinology • General Medicine + 1 more