107 results
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Pneumonectomy • Trapped lung ... Urinothorax Exudate - Infectious ... #causes
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
pulmonary infection ... with underlying lung ... disease. 15% mortality ... as disseminated disease ... Mycobacterium #diagnosis #differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... allopurinol), Infection ... resolution chest CT ... Bronchoscopy with serial ... #differential #
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
Hepatopulmonary Syndrome ... (HPS) HPS-differential ... Diseases of the ... lung parenchyma ... #HPS #hepatology
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... nickmmark #Cystic #Lung ... #Disease #differential ... #diagnosis #causes ... #pulmonary
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Hypertension - Differential ... • Valvular Lung ... • Interstitial Lung ... Miscellaneous: • Hematologic
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diffuse Lung Disease ... Respiratory Distress Syndrome ... • Chronic Lung ... Infection
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... Otalgia: • Otitis media ... 10%) • Otitis media ... subdural hematoma, lung ... disease processes
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... Churg Strauss syndrome ... #diagnosis #differential ... #pulmonary #causes
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential ... Bronchitis Diffuse CT ... Vasculitis Infection ... Goodpasture's Syndrome