10 results
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Schonlein Purpura (HSP ... palpable rash. ... Vasculitis #clinical #photo ... #dermatology #skin ... #rash #physicalexam
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
commonly renal and ... #Diagnosis #Dermatology ... #Rash #Petechiae ... #Algorithm #Differential ... #Ddxof
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... for hepatitis B and ... #Differential # ... #dermatology #physicalexam
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... Tip: To differentiate ... Purpura #Legs #Rash ... #clinical #photo ... #dermatology #HSP
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... reticularis Differential ... Polyangiitis #GPA #dermatology ... #rash #diagnosis
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... difficult to culture and ... #dermatology #clinical ... #photo
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
rash. ... Differential for ... polyangiitis, HSP ... #skinrash #dermatology ... #clinical #photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Haverhill fever caused ... Rash is usually ... (HSV + Mycoplasma ... comparison #table #differential ... #diagnosis #dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... dermatophytes cause ... pitted keratolysis; and ... type #clinical #photo ... #foot #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... hip • Muscle strength ... , mucositis • Rash ... often causes arthritis ... #Diagnosis #Rheumatology