Pathophysiology: Pernicious Anemia

Pathophysiology: Pernicious Anemia essay assignment

A 67-year-old woman presents to the clinic with complaints of weakness, fatigue, paresthesias of the feet and fingers, difficulty walking, loss of appetite, and a sore tongue. These symptoms have been present for several months but the patient thought they were due to her recent retirement and geographic move from the Midwest to New England. The symptoms have gotten worse over the past few weeks and she has noticed that she is much more forgetful. This is of great concern as she worries she might have the beginning stages of Alzheimer’s Disease. Past medical history significant for Hashimoto thyroiditis that she developed in her early 20s. The rest of PMH and social history non- contributory. Physical exam reveals an average sized female whose skin has a sallow appearance. BP 128/74, Pulse 120, respirations 18 and temperature 99.0F orally. Examination of the head and neck reveals a smooth and beefy red tongue. Abdominal exam negative for hepatomegaly or splenomegaly.

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The APRN recognizes these symptoms and physical exam indicate the patient has pernicious anemia. After appropriate laboratory data received, the definitive diagnosis of pernicious anemia was made.

Question 1 of 2:

How does pernicious anemia develop?

Question 2 of 2:

How does pernicious anemia cause the neurological manifestations that are often seen in patients with PA?

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Pathophysiology: Pernicious Anemia