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Type 4 hypersensitivity

@Crest_Academy

Taken from Uworld

Type 3 hypersensitivity

@Crest_Academy

Taken from Uworld

#anatomy_case A 47-year-old woman comes to the emergency department after coughing up 2 cups of bright red blood. A CT angiogram of the chest shows active extravasation from the right bronchial artery . A coll embolization is planned to stop the bleeding.…

#anatomy_case

A 47-year-old woman comes to the emergency department after coughing up 2 cups of bright red blood. A CT angiogram of the chest shows active extravasation from the right bronchial artery . A coll embolization is planned to stop the bleeding. During this procedure, a catheter is first inserted into tha right femoral artery . Which of the following represents the most likely subsequent route of the catheter to the source of the bleeding?

#anatomy_case A 65-year-old woman is brought to the emergency department because of left wrist pain and swelling that began after she fell from a seated position. Menopause occurred 15 years ago. Her serum parathyroid hormone level is within normal limits.…

#anatomy_case

A 65-year-old woman is brought to the emergency department because of left wrist pain and swelling that began after she fell from a seated position. Menopause occurred 15 years ago. Her serum parathyroid hormone level is within normal limits. An x-ray of the left wrist shows a nondisplaced fracture of the distal radial metaphysis and decreased bone mineral density. The patient would likely benefit from an agent with a structure analogous to which of the following substances?