10 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 most common pattern ... The cystic pattern ... seen and in many cases
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
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) - General (Diffuse ... Differential Diagnosis Algorithm ... planopilaris Pattern ... Differential #Diagnosis #Algorithm ... #causes
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... mm) nodules • Diffusely ... typical pneumonia pathogens ... PulmPEEPs #Miliary #Pattern
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... consolidation - Diffuse ... Nodule - Multiple Masses ... Consolidation #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 ... #causes
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... #Differential #Table
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT chest ... Goodpasture's cause ... hemorrhage (DAH) • Diffuse ... typically seen on chest ... • IF staining patterns
Nonscarring Alopecias: Clinical features of the most common types
Patterned hair loss:
 - Age: puberty or older
Nonscarring Alopecias ... most common types Patterned ... patches; rarely diffuse ... multifocal - Total alopecia ... in 5% of cases
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
PATHOPHYSIOLOGY: The exact cause ... the acute flare; chest ... dominant inheritance pattern ... not have a known pathogenic ... cause and are not