The anterior scalene muscle is a deep muscle in the cephalad internal thoracic wall. Its main action is to flex the head. Innervation is from C4 to … [Read more...]
AML (Acute Myelogenous Leukemia)
Pathophysiology of AML AML is: group of disorders (at least nine different variants) in which a hematopoietic stem cell becomes neoplastic or … [Read more...]
Benign Prostatic Hypertrophy (BPH)
Pathophysiology 1) hyperplasia of glands with or without hyperplasia of smooth muscle cells in the prostate 2) occurs mostly in transistion zone … [Read more...]
Pectoralis Major
The pectoralis major muscle is one of the major muscles of the upper anterior chest. Its main actions are to flex the humerus (as in doing bicep … [Read more...]
Lynch Syndrome (hereditary nonpolyposis colon cancer)
Pathophysiology of Lynch Syndrome 1) carcinoma usually arising in proximal (right) colon 2) one of the following criteria must be met for diagnosis - … [Read more...]
Pulmonary Embolism (PE)
Pathophysiology 1) migration of thrombus or other materials to pulmonary arterial vasculature 2) most common cause is venous thrombus - from "deep … [Read more...]
Asthma
Pathophysiology 1) chronic recurrent bronchospasm of airway with resulting airflow obstruction caused by heightened bronchial responsiveness to … [Read more...]
Squamous Cell Carcinoma of the Skin
Pathophysiology neoplasm of keratinizing epidermal cells Signs and Symptoms 1) presents in variable forms - ulcerated nodule, superficial … [Read more...]
Histoplasmosis
Pathophysiology 1) fungal infection causes by Histoplasma capsulatum 2) immunocompetent patient - infection is self-limited and largely … [Read more...]
Zollinger-Ellison Disease
Pathophysiology of Zollinger-Ellison Zollinger-Ellison disease is a group of pathologic conditions caused by hypersecretion of gastric acid secondary … [Read more...]
Waldenstrom Macroglobulinemia
Waldenstrom Macroglobinemia is a hematologic malignancy marked by: Pathophysiology 1) type of B-cell lymphoma 2) characterized by monoclonal … [Read more...]
Von Recklinghausen Disease (neurofibromatosis type 1)
Von Recklinghausen disease is also called neurofibromatosis type 1 and is marked by: Pathophysiology syndrome secondary to genetic defect marked by … [Read more...]
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