Background: This guideline addresses the diagnosis of hypersensitivity pneumonitis (HP). It
represents a collaborative effort among the American Thoracic Society, Japanese …

The diagnosis of hypersensitivity pneumonitis (HP) is difficult and often relies on histopathology.
Our objective was to identify diagnostic criteria and to develop a clinical prediction rule …

We studied 70 patients with biopsy-proven pulmonary non-Hodgkin's lymphomas without
extrathoracic involvement or mediastinal adenopathy to determine the clinical, imaging, and …

Growing up on a farm is associated with an asthma-protective effect, but the mechanisms
underlying this effect are largely unknown. In the Protection against Allergy: Study in Rural …

Background Dietary changes are suggested to play a role in the increasing prevalence of
allergic diseases and asthma. Short‐chain fatty acids ( SCFA s) are metabolites present in …

Background The role of dietary factors in the development of allergies is a topic of debate,
especially the potential associations between infant feeding practices and allergic diseases. …

Importance Atopic dermatitis is an inflammatory, pruritic skin disease that often occurs in
early infancy with a chronic course. However, a specific description of subtypes of atopic …

Background European cross-sectional studies have suggested that prenatal and postnatal
farm exposure decreases the risk of allergic diseases in childhood. Underlying immunologic …

Rationale: Clinical and epidemiologic approaches have identified two distinct sets of
classifications for asthma and wheeze phenotypes. Objectives: To compare epidemiologic …

BACKGROUND: Cross-sectional studies have suggested that prenatal farm exposures
might protect against allergic disease and increase the expression of receptors of the innate …