Free Questions and Answers for All Medical Students all over the World
A 21-year-old Chinese student presents to the clinic for her pre-college physical examination. She tells her physician that she is worried about a solid mass in the roof of her mouth for about 3 years. The patient does not smoke or drink alcohol. She did not lose or gain weight in the last 3 years. … Read more
A 29-year-old man underwent bone marrow transplantation two weeks ago. Yesterday he developed diarrhea with occult blood and rashes all over his face, hands and feet. Examination reveals jaundice and maculopapular rashes on his face, palms and soles. What are the most likely cells activated in this case? A-Donor B-lymphocytes B-Donor T-lymphocytes C-Host B-lymphocytes D-Host … Read more
A 17-year-old male student presents to the clinic with episodes of starring with lip smacking. He reports that he became unresponsive when he has these episodes. These episodes last for 1-2 minutes and he feels confused when he retains his consciousness. General, neurological examinations and EEG are normal. What is the most likely diagnosis? A-Absence … Read more
A 21-year-old medical student with a history of asthma presents to the clinic for medication refill. He discussed with his physician the pros and cons of treatment with theophylline. One of the disadvantages of using theophylline is low toxic threshold. Which of these drugs is used to treat theophylline toxicity? A-Albuterol B-Atenolol C- Digoxin D-Epinephrine … Read more
A 6-year-old girl is brought to her pediatrician by her mother for consultation. She said that her daughter is frequently bumping into chairs while walking or playing. On examination, she is found to have bitemporal hemianopia. CT scan shows calcification in the pituitary fossa. What is the most likely diagnosis of this condition? A-Choriocarcinoma B-Craniopharyngioma … Read more
A 4-year-old boy is brought to his physician by his mother. She is worried and tells you that her son is weak and not growing properly. He chews his fingers and lips constantly and seems to enjoy it. On examination, there is marked loss of tissues on his fingers and lips. His serum and urine … Read more