Squamous cell carcinoma. Note keratin pearls and desmosomes Name some characteristics. Only in smokers Centrally located Hypercalcemia PTH like substance is made CLUBBING. asthma. Note the thickened BM and SM cells. Bronchoalveolar Carcinoma. Subset of adenocarcinoma
Note keratin pearls and desmosomes
Name some characteristics
Note the thickened BM and SM cells
Shows the normal squamous epithelial cells found in the upper respiratory tract…
Contamination of the sample
Note blue cells with high N/C ratio
Salt n peppa neuroendocrine cells
Name the characteristics
Found in what lung disease?
These are formed from granules of destroyed eosinophils
Cartilage in excess
Ha—were you paying attention in hemonc??
Note that there are no glands, desmosomes, keratin
Name some characteristics.
Foamy stuff in alveolar spaces
BAL is a good test for PCP
Diplococci and white cells from sputum sample
What are the common bacteria that cause this?
Purulent debris in lumen
Alveolar filling with PMNs
Increased numbers of submucosal mucus glands
Acid fast stain
Definition: immunologic response to an inhaled organic antigen
Dilation and septal destruction
Increased elastase activity
Fibroblastic proliferation in bronchiole lumen
Smooth muscle thickening, BM thickening, increased eosinophils, mucus cell hyperplasia
Interstitial lung disease resulting from exposure to silica
Who gets this?
Fibroblatic proliferation in alveolar airspaces
What disease is this associated with?
Note the fibroblasts in the interstitium
(What is the clinical term for DAD?)