A 5-year-old male presents to his pediatrician for a yearly check-up and immunizations. On examination, numerous light brown macules are noted on his face, arms, and torso, and freckling is seen under his arms. His mother has several soft cutaneous nodules on her arms. Which of the following ophthalmologic features ... Read more
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Updated February 27, 2019 by Figure 1
A 21-year-old female is referred with a one-year history of neck pain, difficulty swallowing, and numbness of the tongue. Physical, ophthalmologic, and neurological exams are all unremarkable. An MRI later demonstrates the findings seen here ... Read more
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Updated February 27, 2019 by Figure 1
An 11-month-old male with a two-day history of irritability and lethargy is brought to the emergency department by his mother. She reports that he has vomited four times today and has had fewer wet diapers ... Read more
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Updated February 27, 2019 by Figure 1
A 38-year-old man presents with itchy, scaly lesions on his elbows and small, erythematous papules in the web spaces of his fingers. What is the most likely diagnosis? A. Atopic dermatitisB. ScabiesC. PsoriasisD. Tinea corporis ... Read more
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Updated February 27, 2019 by Figure 1
A 28-year-old male presents with a three-month history of a chronic cough and weight loss. Upon further discussion, he mentions a painless lump in his left testicle. A firm mass is felt in the left ... Read more
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Updated February 27, 2019 by Figure 1
A 60-year-old man presents to the emergency department with worsening shortness of breath and a non-productive cough. He has congestive heart failure and was treated three weeks earlier at a neighboring hospital. On examination, he ... Read more
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Updated February 27, 2019 by Figure 1
A 20-year-old mechanic is brought to the emergency room after his co-workers found him exiting the garage inebriated and confused hours earlier. On examination, he is disoriented, ataxic, and complains of nausea. A urine toxicology ... Read more
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Updated February 27, 2019 by Figure 1
A 35-year-old male presents to his family physician with progressive heel pain. He denies any recent trauma and mentions the pain has worsened in the last two days, affecting his ability to walk. He has ... Read more
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Updated February 27, 2019 by Figure 1
What underlying condition is most likely? A 62-year-old female presents with fatigue and innumerable pruritic, keratotic lesions on her back and neck which she says developed quite suddenly two months ago. A blood test reveals ... Read more
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Updated February 27, 2019 by Figure 1
A 45-year-old female presents to the emergency department with abdominal pain and vomiting. She mentions the pain radiates to her right shoulder and has been constant for about six hours. She is febrile and the ... Read more
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Updated February 27, 2019 by Figure 1
A 44-year-old female recently diagnosed with acute myeloid leukemia presents with a five-day history of a fever, malaise, and a painful rash approximately three weeks after chemotherapy. Examination reveals erythematous papules on her back, arms, ... Read more
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Updated February 4, 2021 by Figure 1
Which medication is the most likely cause of this patient’s reaction? A 75-year-old female presents with acute swelling of the tongue. She is taking anti-hypertensive medication and has no known allergies. During the course of ... Read more
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Updated February 27, 2019 by Figure 1
A 62-year-old female presents with a new non-pruritic rash and muscle weakness. She mentions having trouble carrying her young grandchildren recently and getting up from the couch. Examination reveals an erythematous rash on her face, ... Read more
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Updated February 27, 2019 by Figure 1
A full-term female infant is born to a healthy 34-year-old woman. Newborn examination reveals a broad chest with widely spaced nipples, a webbed neck, and lymphedema of the feet. Investigations including a karyotype analysis are ... Read more
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Updated February 27, 2019 by Figure 1
A 24 year-old female presents with a history of multiple ankle sprains and complains of difficulty keeping up with her peers on group walks. An X-Ray of her foot demonstrates pes cavus and hammer toes. ... Read more
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Updated February 27, 2019 by Figure 1
A 69-year-old woman with a history of hypertension and irritable bowel syndrome presents with multiple ring-shaped lesions on both hands. The lesions are non-pruritic and developed over the past four days. When she visits for ... Read more
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Updated February 27, 2019 by Figure 1
A 58-year-old woman presents two days after a cardiac catheterization with malaise, fatigue, and new violaceous livedoid lesions on her feet. She is also found to have mild acute renal dysfunction. What is the cause ... Read more
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Updated February 27, 2019 by Figure 1
A 70-year-old male with a history of hypertension presents with a fever and severe pain in both his hands. Examination reveals swollen, erythematous, and tender nodules on the joints of his fingers. Arthrocentesis demonstrates negatively ... Read more
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Updated February 27, 2019 by Figure 1
A four-year-old girl is referred to a pediatric neurologist with new-onset generalized tonic-clonic seizures. Her father mentions that she has also had sudden episodes of spontaneous unexplained loud laughter for the past year, and they ... Read more
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Updated February 27, 2019 by Figure 1