Effusions

What are Effusions?

Effusions are abnormal collections of fluid in body cavities. What is the Pathology of Effusions? The pathology of effusions is: -Etiology: The cause of effusions include increased hydrostatic pressure, increased vascular permeability, decreased oncotic pressure, increased intrapleural negative pressure, decreased…
Edema

What is Edema?

Edema is the abnormal accumulation of fluid in certain tissues within the body. What is the Pathology of Edema? The pathology of edema is: -Etiology: The cause of edema is an imbalance of hydrostatic or oncotic forces. -Pathogenesis: The sequence…
HEMODYNAMIC DISORDERS

WHAT ARE HEMODYNAMIC DISORDERS?

Hemodynamic disorders are disorders pertaining to the altered dynamics of blood flow.  Hemodynamic disorders may be due to:  Increased hydrostatic pressureReduced plasma osmotic pressureSodium and water retentionLymphatic obstruction What are Examples of Hemodynamic Disorders? Examples of hemodynamic disorders include:  EdemaEffusionsHyperemiaCongestionHemorrhagic…
GROWTH ADAPTATIONS

WHAT ARE GROWTH ADAPTATIONS?

Growth adaptations are cellular changes made in response to environmental stressors that disrupt homeostasis (the state of relative equilibrium maintained by living systems). Growth adaptations include hyperplasia, hypertrophy, atrophy, metaplasia, dysplasia, aplasia, and hypoplasia. If the cells are past their…
Malignant Mesothelioma

What is Malignant Mesothelioma?

Malignant mesothelioma is a cancer of the lung mesothelium associated with the inhalation of asbestos and is rare. What is the Pathology of Malignant Mesothelioma? The pathology of malignant mesothelioma is: -Etiology: The cause of malignant mesothelioma is prolonged inhalation…
Solitary Fibrous Tumor

What is a Solitary Fibrous Tumor?

Solitary fibrous tumor is a rare combination of growth of the soft tissue that can occur anywhere in the body.  What is the Pathology of Solitary Fibrous Tumor? The pathology of solitary fibrous tumor is: -Etiology: The cause of solitary…
Pleural Tumors

What are Pleural Tumors?

Pleural tumors are benign or malignant growths that arise from the pleural space a cavity between the lungs and the chest wall. Examples of pleural tumors include: Solitary fibrous tumorMalignant mesothelioma
Pneumothorax

What is a Pneumothorax?

Pneumothorax is a condition characterized by the presence of air in the pleural cavity. What is the Pathology of Pneumothorax? The pathology of pneumothorax is: -Etiology: The cause of pneumothorax is trauma to the chest wall cavity, certain disease progression…
Pleural Effusions

What are Pleural Effusions?

Pleural effusions are an accumulation of excess fluid in the pleura cavity of the lungs. Types of Pleural Effusion: Inflammatory Pleural Effusions, Noninflammatory Pleural Effusions. What is the Pathology of Pleural Effusion? The pathology of pleural effusion is the gross…