Pneumonitis is a serious and unpredictable side-effect of treatment with methotrexate (MTX)
that may become life-threatening. The clinical and histological features of nine cases of MTX …

The pathologist's approach to pulmonary hemorrhage is outlined. Most cases fall into those
examples of pulmonary hemorrhage caused by localized sites of bleeding, and those …

Thoracic manifestations of the rheumatic diseases (RDs) are a significant cause of morbidity
and mortality worldwide. The five RDs most frequently associated with pleuropulmonary …

Many patients with an idiopathic interstitial pneumonia (IIP) have clinical features that suggest
an underlying autoimmune process but do not meet established criteria for a connective …

Twelve hyponatremic patients with central pontine myeliolysis (CPM) showed a rise in
serum sodium levels 3 to 10 days (mean, 6) prior to the development of CPM. The increase …

The histologic subtype of non-small cell lung carcinoma is important in selecting appropriate
chemotherapy for patients with advanced disease. As many of these patients are not …

Background Pulmonary capillary hemangiomatosis (PCH) is a rare disease of capillary
proliferation of unknown cause and with a high mortality. Families with multiple affected …

Background Present guidelines for the diagnosis of idiopathic pulmonary fibrosis require
histological confirmation of surgical lung biopsy samples when high-resolution CT images are …

The clinicopathologic spectrum of infections due to nontuberculous mycobacteria (NTM)
includes cavitary disease, opportunistic infection, and nodular disease associated with …

A number of changes occur in contractile proteins and mechanical performance of the heart
within 2 weeks of right ventricular pressure overload in 8-to 12-week-old rabbits. These …