Leukopenia

Leukopenia and Leukocytosis Pathology Study Guide

Leukopenia and Leukocytosis Leukopenia and Leukocytosis Pathology Video Hematopoiesis is a stepwise maturation of CD34+ hematopoietic stem cells. From the bone marrow, hematopoietic cells develop and are released into the blood. A white blood cell (WBC) count of 5,000 -…
Prostate Adenocarcinoma

Prostate Pathology Study Guide

Prostate Pathology Video Prostate The prostate is a small, round gland in men that helps in the production of ejaculate. The prostate is located at the base of the bladder and surrounds the urethra. Since the prostate is anterior to…
Microcytic Anemias

Microcytic Anemia Pathology Study Guide

Microcytic Anemias Microcytic Anemia Pathology Video Anemia with MCV < 80 fL/m3 Microcytic anemias are due to decreased production of hemoglobin. Red blood cell (RBC) progenitor cells (erythroblasts) in the bone marrow are large and normally divide multiple times to…
Secondary Hemostasis

Secondary Hemostasis Pathology Study Guide

Secondary Hemostasis Secondary Hemostasis Pathology Video The whole point of secondary hemostasis is to stabilize the platelet plug. The main end product of the coagulation cascade is thrombin. Secondary hemostasis utilizes the coagulation cascade to stabilize the frail platelet plug.…
THE PATHOLOGY OF HEMOSTASIS

Other Disorders of Hemostasis Pathology Study Guide

Other Disorders of Hemostasis Pathology Video Heparin Induced Thrombocytopenia Heparin induced thrombocytopenia is the destruction of platelets that results from heparin therapy. Heparin induced thrombocytopenia (HIT) is an immune complication due to antibodies directed against complexes containing heparin and a…
Virchow’s Triad

Thrombosis and Embolism Pathology Study Guide

Thrombosis Thrombosis and Embolism Pathology Video Pathologic development of an intravascular blood clot may result in a thrombus. Thrombosis may occur in arteries and/or veins. The deep veins in the leg below the knee are where they are most frequently…
Iron-deficiency Anemia, Peripheral Blood Smear

Anemia Pathology Study Guide

Anemia Anemia Pathology Video Anemia is characterized by the reduction in circulating red blood cell (RBC) mass. Anemia leads to a reduced flow of oxygen in the body.  Common signs and symptoms of anemia include: Hypoxia Weakness Light headedness Fatigue…
Papillary Thyroid Carcinoma

Thyroid Gland Pathology Study Guide

Thyroid Gland Pathology Video Thyroid gland pathology includes: Thyroglossal duct cyst Lingual thyroid Hyperthyroidism Graves' disease Multinodular goiter Cretinism Myxedema Hashimoto thyroiditis Subacute granulomatous thyroiditis Riedel fibrosing thyroiditis Follicular thyroid adenoma Follicular thyroid carcinoma Papillary thyroid carcinoma Medullary thyroid carcinoma…
Cells of the Pituitary Gland

Posterior Pituitary Gland Pathology Study Guide

Posterior Pituitary Gland Pathology Video Posterior Pituitary Gland The hypothalamus produces oxytocin and antidiuretic hormone (ADH), which are subsequently sent by axons to the posterior pituitary for release. The distal tubules and collecting ducts of the kidney are affected by…
Mammosomatotroph Adenomas

Anterior Pituitary Gland Pathology Study Guide

Anterior Pituitary Gland Pathology Video Pituitary Adenoma Pituitary adenoma is a benign tumor of anterior pituitary cells. Pituitary adenomas may be functional meaning it is hormone-producing. Pituitary adenomas may be nonfunctional meaning it is silent. Nonfunctional tumors often present with…