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Pathology
Mcroscopic picture of red blood cells (RBCs) in thalassemia, the following characteristics are typically observed:
- Microcytic: The RBCs are smaller than normal (microcytic) due to the reduced hemoglobin conten
General Medicine
In Zollinger Ellison syndrome, the pancreatic islets are involved because they contain the gastrin-producing cells that form the gastrinomas. The overproduction of gastrin is the main pathological mechanism leading to the disease's clinical manife
Physiology
The regression of the corpus luteum leads to a sharp decline in estrogen and progesterone levels, which in turn causes the endometrium to shed and results in menstrual bleeding.