168 results
Causes of Hypercalcemia due to increased Vitamin D levels
 • The BIG 3:
Causes of Hypercalcemia ... diseases: PR3+ ... vasculitis, Crohn's disease ... Genetic: Williams syndrome ... differential #diagnosis #endocrinology
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Vasculitis: Granulomatosis ... , Eosinophilic granulomatosis ... Churg Strauss syndrome ... differential #pulmonary #causes
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
polyangiitis - Granulomatous ... - Interstitial lung ... disease • Eosinophilic ... granulomatosis ... and Sjogren's syndrome
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Manifestations of Granulomatosis ... GPA causes disease ... • Goodpasture syndrome ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... : • Granulomatous ... GPA, EGPA • Granulomatous ... BrighamChiefs #ILD #Causes ... #interstitial #lung
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... analogues - Granulomatous ... syndrome Other ... Hypercalcemia #Causes ... Differential #Diagnosis #Endocrinology
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse ... Lung Disease. ... Vasculitides - Wegener granulomatosis ... Churg-Strauss syndrome ... #Diffuse #Lung
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... failure, Addison's disease ... absorption: • Granulomatous ... calcium)-alkali syndrome ... calcium #high #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Cholecalciferol - Granulomatous ... Disease, Lymphoma ... Solid Tumors: Lung ... Diagnosis #Algorithm #causes ... #endocrinology
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Lung Disease - ... Poor Prognosis Granulomatous ... characterized by granulomatous ... #Causes #Differential