373 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... ILD caused by inhalation ... • Radiation pneumonitis ... Churg Strauss syndrome ... differential #pulmonary #causes
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... Hypersensitivity, Pneumonitis ... BrighamChiefs #ILD ... #Causes #Differential
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Hypersensitivity Pneumonitis ... Ehlers-danlos Syndrome ... Amyloidosis, Proteus Syndrome ... Birt-Hogg-Dubé Syndrome ... differential #diagnosis #causes
Pulmonary complications of targeted therapy
-Immune checkpoint inhibitors (e.g. pembrolizumab)
-Pneumonitis is uncommon (~5% of patients) but can
pembrolizumab) -Pneumonitis ... well as radiation pneumonitis ... There are case reports ... associated with a clinical ... #Clinical #Diagnosis
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation ... Algorithm Before evaluating ... The next step in evaluating ... wasting from other causes ... suggests extra-renal causes
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
and Peripheral Causes ... • Vestibular Neuronitis ... oticus (Ramsay Hunt syndrome ... canal dehiscence syndrome ... • Cogan's syndrome
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
other interstitial pneumonias ... Unknown • 6-7 cases ... Organizing Pneumonia - Clinical ... Hypersensitivity pneumonitis ... BOOP #pulmonary #ILD
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... Hypersensitivity pneumonitis ... #Clinical #Radiology
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Goodpastures, Lupus Pneumonitis ... , GPA, Behcet syndrome ... Osler-Weber-Rendu syndrome ... Diagnosis #pulmonary #causes
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Tamponade Pulmonary Causes ... • Parenchyma: ILD ... Hepatopulmonary syndrome ... Other Causes