Neurology

Six days ago, a 36-year-old man had noticed a dark spot in the field of vision of his left eye. Now the spot more closely resembled a line. He denied other changes in his vision and had not seen any floaters or flashing lights.

A 14-year-old boy presents with frequent severe headaches characterized by sharp, throbbing pain behind his left eye and left temple.

A 28-year-old woman presents with milky discharge in both breasts and throbbing occipital headaches of 4 months' duration. The headaches begin gradually, do not radiate, and have no apparent triggers or relieving factors.

I have read both that the male brain has no estrogen receptors and that testosterone is converted to estrogen in the brain. Where does the truth lie? And what role, if any, does estrogen play in preventing Alzheimer disease in both men and women?

Depression was diagnosed 6 years earlier in a 37-year-old woman; it has been successfully managed since then with fluoxetine and outpatient psychotherapy. Since her teenage years, the patient has also experienced sporadic (fewer than 3 or 4 per year) mild or occasionally severe headaches, which she has usually self-treated with over-thecounter (OTC) agents or "just slept off."

The development of more sophisticated testing modalities now permits the identification of coronary artery narrowing in asymptomatic adults. The images obtained in these studies provide potential targets for intervention-based therapy.

A 47-year-old woman complains of severe headaches that involve only the right orbital, temporal, and occipital areas. She describes the pain as sharp and stabbing, and she rates its severity as 9 or 10 on a 10-point visual analog scale.

LONDON -- Headache patients receiving prophylactic high-dose verapamil face a risk of heart rhythm disturbances that warrants EKG monitoring of all patients on the therapy, investigators here concluded.

A 50-year-old man with end-stage renal disease secondary to long-standing hypertension had an elevated hematocrit and progressively increasing hemoglobin levels. For the past 7 years, he had been receiving hemodialysis 3 times a week. He denied headache, flushing, easy bruising, bleeding, nausea, vomiting, chest pain, dyspnea, and other symptoms. He was not receiving exogenous erythropoietin.

The headaches vary in severity, but she usually has severeheadaches (8 on a 10-point visual analog scale[VAS]) once or twice a week; she describes the latter assevere throbbing or pounding pain on the top of thehead but also involving the occipital and frontalareas and occasionally one or the other temple.

A 24-year-old woman presents to the emergency department (ED) withgeneralized weakness, headache, and muscle cramping that have progressivelyworsened over the past week. Recently, she has also had nauseaand vomiting. She denies chest pain, palpitations, dyspnea, cough, fever,chills, diarrhea, and urinary symptoms. She has a history of type 1 renaltubular acidosis.

In his "What's Your Diagnosis?" case of an 89-year-old woman with advanced Alzheimer disease who had injuries attributed to a fall in a nursing home (CONSULTANT, October 2006, page 1373), Dr Henry Schneiderman notes that "the fall was not observed" and that "many prior falls have been ascribed to her lack of safety awareness in negotiating the environment."

TOLEDO, Ohio -- Migraine sufferers often have more than a headache, according to investigators here.

A 47-year-old woman complains ofepisodic headaches that began severalmonths earlier and are accompaniedby sweating, flushing, abdominal pain,and vomiting; these attacks have progressivelyworsened. She takes no medicationsand denies fever, chills, andnight sweats. The medical history isunrevealing.

For 3 months, a 66-year-old retired man has had increasingweakness of the lower legs with stiffness,tingling, and numbness; worsening ataxia; anergia; andexertional dyspnea of insidious onset. He has lost 8 lb,and his appetite is poor. He denies fever, cough, chest orabdominal pain, paroxysmal nocturnal dyspnea, orthopnea,ankle swelling, bleeding disorders, hematemesis,melena, headache, vision problems, sciatica, joint pain,bladder or bowel dysfunction, and GI symptoms. He hasnocturia attributable to benign prostatic hypertrophy.

A 78-year-old widower with hypertension, type 2 diabetes, and hyperlipidemiais referred for a comprehensive geriatric assessment.His daughter is concerned about her father’s decline following her mother’s death a year ago.His memory seems to be deteriorating. His desk is cluttered with bills, but he refuses to lethis daughter help him or even look at his checkbook.

For the past week, a 16-year-old boy has had a progressively worsening dry, irritating cough; dyspnea on exertion; and intermittent fever and chills. During the past 24 hours, he has had no appetite and has vomited greenish material 3 or 4 times.

A 30-year-old woman complains that her headaches no longer respond to triptans; instead, they have increased in frequencyand severity. The pain interferes with her ability to work part-time and to take care of her 16-month-old daughter.

A 46-year-old man presents with right-sided facial paralysis. His symptoms beganthe previous evening when he had difficulty in closing his right eye; by morning,paralysis had developed. He also reports headache and mild photophobia.

We chose to present this case to readersbecause the patient’s neurologicexamination was normal and her presentationthus appeared benign.

What is the risk of dementia in patients who have had an ischemic stroke?

A 23-year-old man presents to the emergency department with fever, headache,and photophobia. His illness began 5 days earlier with malaise, followed byfever, prostration, nausea, and vomiting. After 3 days, a severe headache developed,accompanied by photophobia; the headache did not respond to over-thecounteranalgesics.

An 81-year-old man presents with severe Alzheimer dementia. Hishistory includes benign prostatic hypertrophy with 2 transurethralresections. He has a remote history of tobacco use and has not used alcohol excessively. He isotherwise in good health. At the time of his original diagnosis, a cholinesterase inhibitor was notprescribed.

A 37-year-old man found unresponsiveat home with erratic respiration andurinary incontinence was brought tothe emergency department (ED). Accordingto his family, the patient hadbeen complaining of headaches, vertigo,and mild neck pain for 2 months.During that time, a CT scan of thesinuses revealed chronic sinusitis; thepatient had completed a course ofprednisone, naproxen, and meclizinewithout symptomatic improvement.The day before he was brought to theED, he had presented to a differenthospital with the same complaints andwas given a prescription for antibioticsfor a presumed sinus infection. He haddiet-controlled hypercholesterolemiaand did not smoke.

In the first case study featured in the article by Drs Jagoda and Riggio, “WhatYou Forgot About the Neurologic Exam, Part 1: History, Mental Status,Cranial Nerves” (CONSULTANT, December 2004, page 1773), a 46-year-oldwoman with a history of migraine presented with a bilateral headache thatradiated to the occiput.

A 74-year-old man comes to your office because his wife and childrenhave noticed that his memory has become mildly impaired. He continuesto work part time in the family business. Recently, however, his daughter has found thathe is making significant errors with clients. For example, he has failed to show up for appointmentsthat he had scheduled, and has set up appointments with clients whom he has already served.Because of errors he has made in client billing, he has turned over the company’s bookkeepingresponsibilities to his daughter.

A 27-year-old woman is hospitalized after laboratory studies revealed extremelyelevated liver enzyme levels. The studies were ordered after the patient soughtmedical attention for severe headaches that began 3 weeks earlier and for thepast several days had been accompanied by malaise, nausea, and vomiting.

A 12-year-old boy complains of severe weekly headaches that last 2 to 3 hours. The pain involves both sides ofthe head and the frontal and occipital areas. Occasionally during a headache, the patient complains of some abdominaldiscomfort and pain. He becomes passive and irritable during the headache; he does not want to be aroundpeople, play, or even watch TV. The patient’s parents note that a few hours before a headache, he becomes somewhatrestless and agitated. The headaches started about 1 year earlier, and the headache pattern (frequency, duration,location of pain, and associated symptoms) has not changed since that time. The patient’s mother and maternalgrandmother suffer from migraine.

A 30-year-old woman complains that her headaches no longer respond to triptans; instead, they have increased in frequencyand severity. The pain interferes with her ability to work part-time and to take care of her 16-month-old daughter.About 12 years earlier, the patient started having migraine headaches. She had no significant medical history, norwas there any obvious precipitating event. Typically, she had 1 or 2 debilitating headaches a month. These were accompaniedby photophobia, nausea, and vomiting-but not by auras. Oral triptans usually relieved the pain and associatedsymptoms within 1 hour.

Acamprosate calcium (Campral)from Lipha Pharmaceuticals, Inc,has been approved by the FDAfor the treatment of alcohol-dependentpersons who wish to remain alcohol-free after they have stoppeddrinking. Although its mechanismof action is not fully understood,this drug was shown to be more effectivethan placebo in maintainingabstinence. Acamprosate is nonaddictiveand has been shown to bewell tolerated in clinical trials. Themost common adverse effects areheadache, diarrhea, flatulence, andnausea.