12 results
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... within morulae Signs ... shaking chills • Rash ... immature forms) • Anemia ... Anaplasma #Infection #diagnosis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... Malar (butterfly) Rash ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology ... #diagnosis #signs
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... mucositis - Rash ... episcleritis as well as inner ... purpura: strong sign
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
-> Heliotrope Rash ... Polymyositis #PM #Diagnosis ... #Pathophysiology ... #Signs #Symptoms ... #Vasculitis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... reticularis Blood: Anemia ... inflammation tends to cause ... #signs #symptoms ... #diagnosis #ExtraArticular
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Bandemia, AKI. ... dogs & latter can cause ... the key to the diagnosis ... #dermatology #clinical ... #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... purpura: Strong sign ... , mucositis • Rash ... tract, and often causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
- Rash: multiple ... Episcleritis Signs ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... #dermatology #oncology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... honey-colored crusts ... ; pruritis #dermatology ... #rash #differential ... #diagnosis #skin