Desquamative Interstitial Pneumonia

What is Desquamative Interstitial Pneumonia?

Desquamative interstitial pneumonia is a disease characterized by wide alveolar penetration by macrophages shadowed by fibrosis and interstitial inflammation. What is the Pathology of Desquamative Interstitial Pneumonia? The pathology of desquamative interstitial pneumonia is:  -Etiology: The cause of desquamative interstitial…
Pulmonary Langerhans Cell Histiocytosis

What is Pulmonary Langerhans Cell Histiocytosis?

Pulmonary Langerhans cell histiocytosis is a rare syndrome of unidentified etiology occurring mostly in young smokers, characterized by focal collections of Langerhans cells that cause scarring, alveolar damage, and airway obstruction. What is the Pathology of Pulmonary Langerhans Cell Histiocytosis?…
Pulmonary Eosinophilia

What is Pulmonary Eosinophilia?

Pulmonary eosinophilia is a group of immunologically-mediated lung diseases categorized by a 2 features: Infiltration of the lungs in chest radiographs and raised eosinophil count in the peripheral blood. Examples of pulmonary eosinophilia that cause restrictive lung diseases are: Acute…
Pulmonary Alveolar Proteinosis

What is Pulmonary Alveolar Proteinosis?

Pulmonary alveolar proteinosis is rare chronic illness where distal airspaces of the lungs are filled with granular, PAS-positive, eosinophilic material with abundant lipid in it. Examples of pulmonary alveolar proteinosis that cause restrictive lung diseases are: Autoimmune pulmonary alveolar proteinosisHereditary…
Sarcoidosis

What is Sarcoidosis?

Sarcoidosis is a systemic ailment of mysterious cause characterized by noncaseating granulomas in several tissues and organs. What is the Pathology of Sarcoidosis? The pathology of sarcoidosis is:   -Etiology: The cause of sarcoidosis is unknown. -Genes involved: HLA genotypes (class…
Hypersensitivity Pneumonitis

What is Hypersensitivity Pneumonitis?

Hypersensitivity pneumonitis is a range of immunologically arbitrated, predominantly interstitial, lung ailments caused by intense, and prolonged contact to inhaled organic specks of dust and related job-related antigens. What is the Pathology of Hypersensitivity Pneumonitis? The pathology of hypersensitivity pneumonitis…
Pulmonary Involvement in Autoimmune Diseases

What is Pulmonary Involvement in Autoimmune Diseases?

Pulmonary involvement in autoimmune diseases is when collagen vascular diseases involve the lung to a slighter or more degree in their course. What is the Pulmonary Involvement in Autoimmune Diseases? The pathology of pulmonary involvement in autoimmune diseases is:  -Etiology:…
Pneumoconioses

What are Pneumoconioses?

Pneumoconioses are a group of interstitial lung diseases usually caused by inhalation of dust, mostly at work. What is the Pathology of Pneumoconioses? The pathology of pneumoconioses is:  -Etiology: The cause of pneumoconioses is occupational exposure to specific airborne agents.…