22 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Focal Hair Loss Pattern ... Loss Pattern: ... : - Pattern ... in men (male pattern ... loss), Female pattern
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... HRCT #CTChest #NodularPattern ... #Nodular #Pattern
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) - General (Diffuse ... Differential Diagnosis Algorithm ... planopilaris Pattern ... Secondary to Skin Disease ... Differential #Diagnosis #Algorithm
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
serial dilution, a pattern ... significant • Pattern ... : The ANA patterns ... not specific ANA Patterns ... Antibodies #ANA #patterns
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... with a nodular pattern ... CTChest #Nodular #Pattern ... #NodularPattern ... #Differential #Comparison
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... Associated Rheumatic Diseases ... connective tissue disease ... • Nucleolar: Diffuse ... Antibodies #ANA #patterns
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... Diagnosis Algorithm ... planopilaris Pattern ... Psychological stress #Diffuse ... Differential #Diagnosis #Algorithm
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Honeycombing Most diseases ... low attenuation pattern ... Differential #Diagram #Comparison
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... mm) nodules • Diffusely ... hematogenous spread of a disease ... process or (rarely) diffuse ... PulmPEEPs #Miliary #Pattern
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
the most common diseases ... Chronic diseases ... to look at the pattern ... distribution: - Diffuse ... more than one pattern