1775 results
Histiocytosis - Langerhans cell histiocytosis (LCH), Erdheim-Chester disease (ECD), Rosai-Dorfman disease (RDD)
Comparison of Features by Age,
Histiocytosis - ... Langerhans cell histiocytosis ... Erdheim-Chester disease ... Rosai-Dorfman disease ... TerrierBen #Histiocytosis
Granulomatous Lung Disease - Differential Diagnosis Algorithm
OP: organising pneumonia; EGPA: eosinophilic granulomatosis with polyangiitis; NSG: necrotising
Granulomatous Lung Disease ... interstitial lung disease ... Langerhans cell histiocytosis ... granuloma #Lung #Disease
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... Langerhans Cell Histiocytosis ... Chain Deposition Disease ... Pulmonary Metastatic Disease ... #Cystic #Lung #Disease
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Smoking related diseases ... Langerhans cell histiocytosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung Diseases ... Connective Tissue Disease ... connective tissue disease ... Langerhans cell histiocytosis ... Interstitial #Lung #Diseases
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Langerhans cell histiocytosis ... Honeycombing Most diseases
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
encephalitis), Histiocytosis ... granulomatous diseases ... Primary renal disease ... ), Sickle cell disease ... the psychiatric disease
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
. sarcoidosis, histiocytosisX ... Various renal diseases ... ssyndrome, sickle cell disease
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Congenital heart disease ... veno-occlusive disease ... to left heart disease ... Langerhans cell histiocytosis ... , Gaucher disease
Langerhans cell histiocytosis is an uncommon disease characterised by multiple cysts in patients with nicotine abuse.
In
Langerhans cell histiocytosis ... is an uncommon disease ... smoking related diseases