38 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... CT 1. ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... involvement of the lung ... on the left in order ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Pneumonia on Chest Xray and POCUS

Extensive pneumonia in lower left lobe (red arrow). 
POCUS: Dynamic air
Pneumonia on Chest ... Xray and POCUS ... #CXR #Comparison ... #Clinical #Lung ... #Pulmonary #Clinical
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... : • 3 syndromes ... • CT: Halo sign ... of a "flu-like syndrome ... Infections #HIV #AIDS #pulmonary
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... myelodysplastic syndrome ... #Lung #Infections ... #Differential #Diagnosis ... #Chest
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... pleura reflection) Pneumonia ... Respiratory Distress Syndrome ... #differential #diagnosis ... #signs #Lung #POCUS
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... PSS: Sjogren syndrome ... LungDisease #CTILD #Diagnosis ... #Differential #Comparison ... #Table #Pulmonary
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... basis of HRCT findings ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... Abnormal physical findings ... lymadenopathy, clubbing, chest ... Abnormal CXR: refer + order ... CT, bronchoscopy
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Malformation • Severe Pneumonia ... Hypoventilation Syndrome ... Abnormalities • Chest