52 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
on ABG) SaO2 - percent ... SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary ... #differential # ... diagnosis #causes
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Pain - Differential ... cholecystitis; • Neurologic ... #Diagnosis #causes ... #primarycare #msk
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Non-Infectious Differential ... surrounded by a crescent ... • Infectious Causes ... Histoplasmosis, Slow-resolving ... Non-Infectious Causes
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
retention of exhaled gases ... Venturi Mask (venti-mask ... • Uses either ... Delivery #FiO2 #Pulmonary ... Equipment #Devices #Management
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... INSPIRED OXYGEN • Low ... respiratory drive due to neurologic ... lung diseases, pulmonary ... Failure #hypoxia #Differential
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
: • Flow 6-10 ... facial trauma, recent ... uses a small valve ... Delivery #Devices #management ... #pulmonary #criticalcare
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... commonly intermediate-low ... Case description ... - **MSK rads ... Differential diagnosis
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
Disease (HADD) - MSK ... Case description ... • MRI shows globular ... Differential diagnosis ... Disease #clinical #mri
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
), Cardiogenic pulmonary ... mortality), Other causes ... airway / remove mask ... copious secretions, Recent ... Ventilation #diagnosis #management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
non-specific, ESR usually low ... Goodpasture's cause ... , low grade proteinuria ... Renal #Syndromes #differential ... #diagnosis #management