39 results
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
early in dz, neg birefringent ... - CPPD- Usually ... /l wrists, pos birefringent ... Differential #Diagnosis #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
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
average settings • Causes ... gas equation • Causes ... • Most common cause ... to hypoxemia • Causes ... Pneumonia, asthma, COPD
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Algorithm Ventilation/perfusion ... Disease (Asthma, COPD ... Parenchymal Disease Diffusion ... Diagnosis #Algorithm #Causes
Pseudogout: pathogenesis and clinical findings
 - Idiopathic (vast majority of cases) -> Mechanism unknown
 - Familial
vast majority of cases ... pyrophosphate dihydrate (CPPD ... and/or x-ray - CPPD ... Crystals - Positively birefringent ... Chondrocalcinosis #Pseudogout #CPPD
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
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
• Asthma • COPD ... PVFM) Cardiac Causes ... • Pericardial effusion ... Hematologic Causes ... acidosis of any cause
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Possible bilateral effusion ... lung sliding COPD ... submassive PE) POCUS ... #signs #Lung #POCUS
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hemorrhage • Impaired Diffusion ... pHTN, Advanced COPD ... Disease: Asthma, COPD ... Differential #Diagnosis #causes