22 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... consistent with synovitis ... Case description ... capsular thickening/synovitis ... Radiology #diagnosis #msk
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... • Ascites • COPD ... CNS lesion: ALS, MS ... Differential #Diagnosis #Causes
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
very drying; Simple ... Nonrebreather Mask ... retention of exhaled gases ... Venturi Mask (venti-mask ... • Uses either
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
Indications: • COPD ... mortality), Other causes ... airway / remove mask
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... Devices Simple ... Mask aka Hudson's ... Mask: • Flow ... uses a small valve
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Occlusion • Sickle ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... Case description ... - **MSK rads ... Arthritides (RA, CPPD ... Radiology #diagnosis #msk
Intraarticular Chondroma - MSK Radiology
Imaging Findings:
 • Subtle soft-tissue infrapatellar mass seen obscuring Hoffa's fat pad.
Intraarticular Chondroma - MSK ... Case description ... diagnosis: • Nodular synovitis ... Pigmented villonodular synovitis ... Radiology #diagnosis #msk
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 ... anticoagulant therapy - Sickle ... Knee #Effusions #causes ... differential #diagnosis #msk
Smoking Cessation and Nicotine Replacement Therapy (NRT)
Smoking is the leading cause of preventable death and a
is the leading cause ... disease, stroke, COPD ... Cessation • Ask