10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... four patterns: ... low attenuation (table ... The cystic pattern ... seen and in many cases
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 ... #CTChest #NodularPattern ... #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... CTChest #Nodular #Pattern ... #NodularPattern ... #Differential # ... Comparison #Table
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
The table summarizes ... to look at the pattern ... - Lobar or focal ... more than one pattern ... lobar pneumonia caused
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... planopilaris Pattern ... #Diagnosis #Algorithm ... #causes
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... In most cases small ... #NodularPattern ... #Nodular #Pattern ... Perilymphatic #Comparison
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... thickening, usually focal ... incidental finding in HRCT ... CTChest #Reticular #Pattern ... #Comparison #Table
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Hair Loss Pattern ... Hair Loss Pattern ... Alopecia: - Pattern ... alopecia in men (male pattern ... loss), Female pattern
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... (Alopecia) - Differential ... Diagnosis Algorithm ... planopilaris Pattern ... #causes
Nonscarring Alopecias: Clinical features of the most common types
Patterned hair loss:
 - Age: puberty or older
most common types Patterned ... patches; rarely diffuse ... alopecia in 5% of cases ... area of scalp; focal ... Alopecia #types #differential