322 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... low attenuation (table ... The cystic pattern ... histiocytosis or honeycombing ... seen and in many cases
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Bronchiectasis - Honeycombing ... low attenuation pattern ... Diagram #Comparison #Honeycombing
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... Honeycombing 4. ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... bronchiectasis, no honeycombing ... HighAttenuation #Pattern ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... Honeycombing. 4. ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
and Cytoplasmic Patterns ... Nuclear Patterns ... • Homogeneous pattern ... Scl70 (in some cases ... Scl-70 (in some cases
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Juvenile T wave pattern ... related neurogenic patterns ... Typical patterns ... to as 'strain" patterns ... Differential #Diagnosis #Causes
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
In many cases you ... demonstrating honeycombing ... at the lung bases ... HRCT demonstrated honeycombing ... #Honeycombing #
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT Patterns ... Silicosis • Honeycombing ... Lymphangioleiomyomatosis • Honeycombing ... HighRes #Chest #CT #Patterns
Table of Breathing Patterns and Their Associated Conditions
Apnea
Biot's respirations
Bradypnea
Cheyne-Stokes respirations	
Hyperpnea
Hyperventilation
Hypoventilation
Kussmaul respirations
Orthopnea
Paradoxic ventilation
Sighing respirations
Tachypnea
Hoover's sign

#Breathing #Patterns #Diagnosis
Table of Breathing ... Patterns and Their ... #Breathing #Patterns ... #Respirations #Table