Samantha has a history of cold sores. She’s been getting them periodically since she was a child. Should she have been surprised by her current outbreak? Explain.

Sergio's partner is HIV+, but Sergio is HIV negative. Sexual intercourse is considered "high risk" in this situation. What can Sergio do to reduce the risk of contracting HIV from his partner? a)Take "PeP" - post-exposure prophylaxsis b)Take "PreP" (Truvada) - a daily pill to reduce risk

Mrs. Jones is a 70-year-old woman you are admitting to the skilled nursing facility after a total hip replacement. When you obtain her past medical history, she reports a problem with a chronic rash under her breasts and in her supragluteal fold. She has tried a number of topical antifungal treatments without success. She has never seen a dermatologist. While she finds the rash a nuisance and experiences an occasional increase in itchiness, it is something she can live with. Her primary care provider diagnosed the rash as Candida and encouraged her to keep the area clean and dry and to use antifungals. Recently, her 42-year-old daughter was diagnosed with psoriasis and asked about a family history of the disease. Mrs. Jones was unaware of anyone in her or her husband’s family with that diagnosis. On physical examination, you note a shiny, erythematous lesion with symmetrical distribution under both breasts. It is well demarcated without drainage and without the presence of any…

Pernicious anemia is an autoimmune disease that leads to the destruction of parietal cells. How does the loss of these cells lead to ECL (enterochromafin-like) cells hyperplasia? Describe the likely steps in this pathophysiological process.