69 results
Pseudogout: pathogenesis and clinical findings
 - Idiopathic (vast majority of cases) -> Mechanism unknown
 - Familial
vast majority of cases ... ANKH gene, Incr pyrophosphate ... dihydrate (CPPD ... and/or x-ray - CPPD ... Chondrocalcinosis #Pseudogout #CPPD
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
gas equation • Causes ... : Interstitial lung ... ventilation (V) in the lungs ... Pneumonia, asthma, COPD ... bypassing the lungs
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Algorithm Ventilation/perfusion ... Disease (Asthma, COPD ... • Interstitial lung ... Diagnosis #Algorithm #Causes
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Pericardial • Effusion ... • Asthma • COPD ... Abnormalities • Pleural Effusions ... Diagnosis #Algorithm #Causes
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
and Associated Lung ... Possible small plural effusion ... pleura in severe cases ... Possible bilateral effusion ... sliding COPD or
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
your grand rounds/cases ... smoking. structural lung ... Burkholderia — structural lung ... MAC (structural lung ... #Microbiology #Causes
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
Summary - Calcium Pyrophosphate ... Pathophysiology: Pyrophosphate ... Chronic calcium pyrophosphate ... ≥2 attacks • Long-term ... #Calcium #Pyrophosphate
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Disease: Asthma, COPD ... ILD Malignancy: Lung ... Dz, Malignant effusion
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Tamponade Pulmonary Causes ... - Asthma - COPD ... • Pleura: - Effusion ... syndrome Other Causes
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... Anxiety • Pleural Effusion ... • Ascites • COPD ... Differential #Diagnosis #Causes