9 results
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic ... Pathophysiology: ... of germinative skin ... #Dermatology #Rash ... #Differential #Ddxof
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... New-onset fever with rash ... sulfa-drug - Skin ... #Dermatology #Rash ... #Differential #Ddxof
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Arthralgia/arthritis, Skin ... rash ± odynophagia ... #management #treatment ... #rheumatology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
Adult Onset Still's ... maculopapular skin ... Ferritin >3000 ng/mL ... #rheumatology # ... management
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... sIL-2R >2400 Ul/ml ... +, Adult-onset Still ... #management #treatment ... #summary #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Differential Diagnosis ... arthritis, adult-onset Still ... Malignancy (e.g. hematologic ... Seizures • Strokes Skin
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Adult-onset Still ... Petechial or purpuric rash ... 5000 to 10,000 ng/mL ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
But can still have ... (blue-purple) rash ... • Erythematous rash ... dorsal part of the MCP ... #management #rheumatology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
osteomyelitis or skin ... Aspergillosis Pathophysiology ... organism into the skin ... Mouth, throat, skin ... #Management #Infections