An adolescent presents with a history of increasing dyspnea, dry cough, and low-grade fevers.
A 48-year-old man presents to his family physician concerned about the discoloration on his neck.
A 50-year-old man undergoing treatment for infection with H pylori presents with sudden-onset fever, worsening nausea, and vomiting.
An adolescent presents to the emergency department following a tonic-clonic seizure.
A 5-year-old boy presents to his pediatrician with numerous light brown macules on his face, arms, and torso, and freckling is noted under his arms.
A 21-year-old woman presents with a 1-year history of neck pain, difficulty swallowing, and numbness of the tongue.
An 11-month-old boy with a 2-day history of irritability and lethargy is brought to the emergency department by his mother.
A 29-year-old man presents with a 2-year history of headaches and blurred vision; examination reveals a superotemporal visual field defect.
A 38-year-old man presents with itchy lesions on his elbows as well as small, erythematous papules in the web spaces between his fingers.
A 28-year-old man presents with a 3-month history of chronic cough and weight loss as well as a mass in his left testicle.