Free Questions and Answers for All Medical Students all over the World
Q- A 65-year-old man presents to the clinic complaining of weakness and recurrent infections for 6 months. He has no significant medical, surgical or family history. Physical examination reveals multiple enlarged lymph nodes. Histopathology reveals excessive mature B cells that mark strongly with CD5 and CD23 and weekly with CD22. They also have weak expression … Read more
Q- A 34-year-old man with a one-week history of sore throat presents today with fever, hoarseness, difficulty breathing, and drooling. On physical examination, his temperature is 102.3f and he has inspiratory stridor. What is the most preferred next action for this patient? A- Admit to the intensive care unit B- Prescribe broad-spectrum antibiotic C- Throat … Read more
A 42-year-old woman presents to the clinic with progressive fatigue and weakness for 6 months. She also complains of tingling and numbness in her arms and legs. Physical examination reveals decreased both superficial and deep sensations in her arms and legs. Blood count reveals decreased numbers of erythrocytes, leucocytes, and platelets along with increased … Read more
Q- A 55-year-old man underwent internal fixation of a fractured femur after a motorcar accident and massive bleeding 24 hours ago. He was stable after the surgery and his urine output was normal after he received intravenous fluids. Now he complains of substernal chest pain and shortness of breath. On examination, His temperature is 98.8 … Read more
Q- An 18-year-old man presents to the office for evaluation of multiple swellings in his neck. On examination, he has multiple large lymph nodes in his neck. Neurological examination reveals poor coordination on walking. Biopsy of lymph node is positive for lymphoma. He is diagnosed with ataxia-telangiectasia. What is the etiology of this disorder? A- … Read more
Q- Achalasia is a motility disorder of the esophagus characterized by impaired relaxation of the lower esophageal sphincter. Which of the following is the most likely etiology of this condition? A- Adenocarcinoma of the lower esophagus B- Degeneration of the inhibitory neurons of the myenteric plexus C- Obstruction caused by Schatzki rings D- Prolonged intubation … Read more