87 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Ventricular Septal ... ** • Atrial Septal ... Diagnosis #Algorithm #Causes ... #Pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
lung diseases, pulmonary ... asthma, COPD, pulmonary ... shunting (eg, pulmonary ... or ventricular septal ... Differential #Diagnosis #pulmonary
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Framework Knee Effusion ... - Septic Arthritis ... #causes #differential ... #diagnosis #msk
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... Anxiety • Pleural Effusion ... CNS lesion: ALS, MS ... Differential #Diagnosis #Causes ... #pulmonary
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
• Myocarditis Pulmonary ... Vascular • Pulmonary ... present) • Pulmonary ... • Pleural Effusion ... Disease • Peptic
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
deep breathing Pulmonary ... Tachypnea: • Pulmonary ... • Pericardial effusion ... Temperature/FEVER • Sepsis ... Differential #Diagnosis #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... atelectasis has static ... Possible bilateral effusion ... submassive PE) POCUS ... #signs #Lung #POCUS
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Diaphragmatic: • Hepatic ... Malignancy • Pulmonary ... #Pulmonary #Diagnosis
Constrictive Pericarditis on POCUS Echocardiogram - Subcostal View

Young Lupus patient admitted to hospital new onset HFpEF.
Pericarditis on POCUS ... could pinpoint the cause ... Note the septal ... has pericardial effusion ... Septal bounce and
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... caused by disruption ... fracture • ED Management ... XRay #Diagnosis #Management ... #Orthopedics #MSK