10 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Scleroderma • Amyloidosis ... gangrenosum • IBD ... Sarcoidosis #dermatology ... #differential #diagnosis
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
extremities Schamberg Disease ... brown tint of the rash ... eczematous features • Mild ... #differential #diagnosis ... #dermatology
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
the extent of disease ... Infiltration of muscles Skin ... • Periorbital purpura ... Inflammation → Macrophage activation ... waxy or thickened skin
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... skin of inflamed ... type #clinical #photo ... #foot #dermatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... (Petechial or purpuric ... rash) • Heart, ... #Syndrome #Diagnosis ... #Management #Hematology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
+purpuric rash → ... the key to the diagnosis ... University Infectious Diseases ... #Rash #dermatology ... #clinical #photo
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... Skin involvement ... withdrawal • Mild ... DRESS #Syndrome #dermatology ... #diagnosis #management
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
maculopapular rash ... Causes purpura & ... infections with skin ... #Transfusion #diagnosis ... #management #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
maculopapular rash ... Causes purpura & ... infections with skin ... #Transfusions #diagnosis ... #management #hematology
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
(blue-purple) rash ... had more severe disease ... Dermatomyositis: • ILD ... #management #rheumatology ... #dermatology