18 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... #photo #PhysicalExam
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... : • Complete blood ... cryoglobulins • Skin ... #Differential #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... reticularis Differential ... Diagnosis: Vasculitis ... vasculitis (inflamed blood ... #rash #diagnosis
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... symptoms (eg, skin ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Arthralgia/arthritis, Skin ... rash ± odynophagia ... fraction < 20% Differential ... #management #treatment ... #rheumatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... Criteria for Diagnosis ... Skin involvement ... Resolution > 15 days Differentials ... #diagnosis #management
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
Extravasation of blood ... which allow red blood ... brown tint of the rash ... Dermatoses #Dermatosis #differential ... #diagnosis #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... mucositis - Rash ... pulses, bruis, or blood ... Large Vessel: Blood ... #diagnosis #rheumatology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Blood Product Transfusions ... maculopapular rash ... infections with skin ... #Transfusions #diagnosis ... #management #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Blood Transfusion ... maculopapular rash ... infections with skin ... #Transfusion #diagnosis ... #management #hematology