12 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... Vasculitis #dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis ... #differential
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
characterized by a systemic ... The signs and symptoms ... 5-25) ▪ Hair loss ... #Clinical #Photo ... #Dermatology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Diagnosis Framework ... Examination: • Signs ... texture at bald spots ... Vitamin D levels Systemic ... #Diagnosis #dermatology
Nail Pathologies - Findings in or Near Nails

Paronychia 

A superficial infection of the proximal and lateral
nail base, with loss ... , interstitial lung ... Systemic causes ... #Diagnosis #Clinical ... #Signs #PhysicalExam
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Divided Into Two Types ... processes: • Systemic ... Biopsy: Typical pathologic ... #rheumatology # ... hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... Granulomatous lymphocytic interstitial ... hemolytic anemia) • Systemic ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Diagnosis: Systemic ... Anorexia • Weight loss ... purpura: strong sign ... #diagnosis #rheumatology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
of the nervous system ... of UMN and LMN signs ... of UMN and LMN signs ... both UMN and LMN signs ... EMG: LMN Signs in
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic ... purpura: Strong sign ... tract, and often causes ... inflammatory lesions - interstitial ... #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... arthritis, weight loss ... permanent alopecia Differential ... • Type-I Interferonopathies ... #Rheumatology