F 48, CC: Mild Dyspnea. CT: Subpleural ground-glass opacity with reticulation and traction bronchiectasis. FANA in 1:40 positive, FANA intensity 2+

Temporally uniform interstitial inflammatory and fibrosing process.

NSIP Pattern

Temporally uniform interstitial inflammatory and fibrosing process containing varying proportion of inflammation and fibrosis.

NSIP Pattern

Temporally uniform interstitial inflammatory and fibrosing process containing varying proportion of inflammation and fibrosis.

Lymphoid follicles

Temporally uniform interstitial inflammatory and fibrosing process containing varying proportion of inflammation and fibrosis.

Temporally uniform interstitial inflammatory and fibrosing process containing varying proportion of inflammation and fibrosis.

NSIP Pattern

NSIP

• Underlying connective tissue diseases are present in some patients, and, in fact, NSIP is the most common interstitial pneumonia associated with collagen vascular disease.

• By definition, however, NSIP is not diagnosed in immunocompromised persons.