21 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... trauma, infection, vasculitis ... process such as vasculiitis ... #Diagnosis #Dermatology ... #Rash #Petechiae
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... When to Consider Vasculitis ... mucositis - Rash ... Presentation - Systemic Symptoms ... differential #diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dog or cat bite. symptoms ... asplenia, alcoholism, cirrhosis ... abrupt onset of symptoms ... #dermatology #clinical ... #photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... ▪ “Rash” (75% ... Diagnosis #Clinical #Photo ... #Dermatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
plugging -> Discoid Rash ... Malar (butterfly) Rash ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology ... diagnosis #signs #symptoms
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
skin infection Cirrhosis ... rapidly evolving rash ... , hypotension, rash ... #cellulitis #dermatology ... legs #clinical #photo
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Primary Biliary Cirrhosis ... 65 years PBC Pathophysiology ... cholestasis → Cirrhosis ... PBC Signs and Symptoms ... diagnosis #workup #hepatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Presentation: Systemic Symptoms ... , mucositis • Rash ... • Progressive symptoms ... Differential #Diagnosis #Rheumatology
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Purpura (HSP, IgA Vasculitis ... ankles and palpable rash ... #clinical #photo ... #dermatology #skin ... #rash #physicalexam