202 results
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
fibrosis (CF) and allergic ... ABPA is a hypersensitivity ... CT demonstrated ... Radiology #CXR #CTChest
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity ... Immunological Target: Allergen ... fever, Urticaria, Allergic ... Immunological Target: Allergen ... #Allergy #Allergic
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Allergic Contact ... , delayed-type hypersensitivity ... Contact #Dermatitis #Allergic ... #Allergy #Dermatology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... leading to an allergic ... Sensitization" to Allergen ... Initial exposure to allergen ... after clearance of allergen
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... mediated; exposure to allergen ... development of allergen-specific ... Allergic reaction ... Initial exposure to allergen
Milk Hypersensitivity Allergy

This 6-month-old breast-fed infant developed an allergic reaction (a), with widespread urticaria immediately after
Milk Hypersensitivity ... Allergy This ... infant developed an allergic ... (c) #Milk #Hypersensitivity ... #Allergy #Clinical
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Centrilobular: Hypersensitivity ... Ground Glass: Hypersensitivity ... HiRes #HighRes #Chest ... #CT #Patterns #
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... happypillsrx/ #hypersensitivity ... Classification #Allergy
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Anatomy Annotated on Chest ... CT Right Lung: ... bronchopulmonary-segments-annotated-ct ... lobes #Segments #Chest ... #CT #CTChest #pulmonary
COVID-19 Patient Chest CT

Dr. Filippo Cademartiri @fcademartiri

#COVID19 #SARSCoV2 #CTChest #Clinical #CriticalCare #GroundGlass #CoronaVirus #CXR #ChestXRay
COVID-19 Patient Chest ... CT Dr. ... COVID19 #SARSCoV2 #CTChest