15 results
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
Extravasation of blood ... which allow red blood ... punctate lesions ... Dermatoses #Dermatosis #differential ... #diagnosis #dermatology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Diagnosis Algorithm ... cm diameter - Purpura ... dilated superficial blood
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
reticularis Differential ... Diagnosis: Vasculitis ... vasculitis (inflamed blood ... #rash #diagnosis ... #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... reddish-purple lesions ... : • Complete blood ... • Fecal occult blood
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
ABO incompatible blood ... Petechiae • Purpura ... #Coagulation #diagnosis ... causes #treatment #management ... #hematology
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
PETECHIAE and PURPURA ... Purpura are larger ... bruise') is where bleeding ... nettle sting #Diagnosis ... #Dermatology #Skin
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, palpable purpura ... Behcet disease) Differential ... Diagnosis: • Genital ... #management #signs ... #symptoms #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Diagnosis: • Systemic ... pulses, bruits, or blood ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... ischemic skin lesions ... pulses, bruis, or blood ... Large Vessel: Blood ... #diagnosis #rheumatology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Post Transfusion Purpura ... Causes purpura & ... coagulopathy & ↑bleeding ... #Transfusion #diagnosis ... #management #hematology