94 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... : • 3 syndromes ... of a "flu-like syndrome ... : • Upper lung ... , pleural effusion
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... cough, dyspnea, fever ... Rare: pleural effusions ... Diagnosis: • Lung ... ILD #diagnosis #management
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... Possible bilateral effusion ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #POCUS #ultrasound
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
on Lung POCUS ... POCUS lung exam ... Lung POCUS shows ... Lung POCUS invaluable ... #Lung #POCUS #clinical
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
Main Lung Ultrasound ... superimposed bacterial pneumonia ... Large pleural effusion ... areas #COVID19 #POCUS ... #Lung #Ultrasound
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... obesity-hypoventilation syndrome ... : Interstitial lung ... hypoxemia • Causes: Pneumonia ... hepatopulmonary syndrome
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
myelodysplastic syndrome ... - Viral pneumonia ... Aspergillosis PLEURAL EFFUSION ... - Bacterial pneumonia ... Patterns #Pulmonary #Lung
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Algorithm Ventilation/perfusion ... Parenchymal Disease Diffusion ... • Interstitial lung ... Malformation • Severe Pneumonia ... Hypoventilation Syndrome
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural Effusion ... Pneumonectomy • Trapped lung ... • Nephrotic syndrome ... Infectious: • Pneumonia ... 2LmUODZ #Pleural #Effusion
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... Acute rheumatic fever ... differential #diagnosis #msk