14 results
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum - Causes ... thighs RARELY ulcerate ... Erythema #Nodosum #Causes ... Differential Diagnosis #Dermatology ... #SkinRash #Clinical
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... progressive ulceration ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Pyoderma
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Bullae/Blisters • Ulceration ... vasculitis (inflamed blood ... Polyangiitis #GPA #dermatology
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
which allow red blood ... - This iron causes ... a rust color accounting ... brown tint of the rash ... differential #diagnosis #dermatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... auricular papules Clinical ... onset [33-74%] • Blood ... #dermatology #diagnosis
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
maculopapular rash ... Causes purpura & ... TRALI): Leading cause ... RBCs (stored at 4C ... diagnosis #management #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia Clinical ... Headaches • Pale skin color ... and petechiae Causes ... result from low blood ... Anemia #oncology #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
maculopapular rash ... Causes purpura & ... TRALI): Leading cause ... RBCs (stored at 4C ... diagnosis #management #hematology
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
eosinophil count (AEC ... than 1500 and clinical ... eosinophilia with blood ... eosinophilia Secondary Causes ... eosinophilia #diagnosis #hematology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
often showing ulceration ... honey-colored crusts ... - Trunk - Red, blood-filled ... ; pruritis #dermatology ... #rash #differential