18 results
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Acute Purpura Fulminans ... Skin Rash on Physical ... ) and critical illness ... cxs identify GNR and ... #clinical #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Petechiae, Palpable purpura ... Maculopapular rash ... Henoch-Schönlein purpura ... #dermatology #rash ... #diagnosis #rheumatology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
FNHTR once had ... maculopapular rash ... Post Transfusion Purpura ... Causes purpura & ... diagnosis #management #hematology
Acute Schistosomiasis: Katayama Fever
 • Most common in travelers and children
 • "Swimmers Itch" in the
or urticarial rash ... hypersensitivity reaction ... egg production and ... Hepatomegaly and ... diagnosis #clinical #photo
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
patient blood and ... maculopapular rash ... Post Transfusion Purpura ... Causes purpura & ... diagnosis #management #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
thrombocytopenic purpura ... Other: Transfusion reaction ... - Transfusion reaction ... disease, Copper and ... differential #diagnosis #hematology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Canimorsus Skin Rash ... +purpuric rash → ... purpura fulminans ... difficult to culture and ... dermatology #clinical #photo
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: • Purpura ... Henoch Schonlein Purpura ... mucositis - Rash ... disease, drug reactions ... differential #diagnosis #rheumatology
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Had sore throat ... palpable rash. ... Vasculitis #clinical #photo ... dermatology #skin #rash
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... over lower legs and ... @rob_cosentini and ... #Legs #Rash #clinical ... #photo #dermatology