15 results
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
: • Systemic Lupus ... Erythematosus (SLE ... antigens are the cause ... HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... Scaring alopecia • Red ... hair follicles -> causes ... inflammation on skin ... Manifestations #pathophysiology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... • Bullous systemic ... lupus erythematous ... Vesiculobullous #SkinRash #dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
- Rash: multiple ... Causes: - Idiopathic ... CANDLE syndrome - Allergic ... ’s syndrome - Lupus ... Syndrome #diagnosis #dermatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Female • Peaks 3rd ... Decade Skin ... Seizures • Strokes Skin ... #Systemic #Lupus
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... disorders Petechiae Red ... Autoimmune Vasculitis (lupus ... cryoglobulins • Skin ... #dermatology #physicalexam
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... soles • Discoid Lupus ... Papulosquamous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
characterized by a systemic ... Skin rash and malaise ... appear as rough, red ... resembling rashes caused ... Clinical #Photo #Dermatology
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... anyone - Allergic ... Eczematous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
Anaphylaxis by Body System ... Dermatologic/ ... tongue and lips - Skin ... : urticarial rash ... play #Diagnosis #Allergy