11 results
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential ... drinks • Perioral Dermatitis ... borders of lips Infectious ... #SkinRash #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... disease Pustular ... Generalized itchy rash ... skin disease in ... #Differential #Diagnosis
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Diagnosis? ... Indiana University Infectious ... Diseases Fellowship ... #SkinRash #dermatology ... #clinical #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... reticularis Differential ... following: • Mycobacterial ... , blastomycosis, ... #rash #diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Erythema ab igne • A dermatosis ... associated with mycobacterial ... neonatorum • Pustular ... comparison #table #differential ... #diagnosis #dermatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Growers (Runyon Classification ... Hematologic malignancy ... Bone Marrow - Anemia ... #differential # ... diagnosis #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Disease by CD4 ... tuberculosis, Blastomycosis ... 100% of cases), anemia ... #diagnosis #infectiousdiseases
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Disease Classification ... permanent alopecia Differential ... fibromyalgia) • Infections ... lymphopenia, low PLT • Anemia
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... mucositis - Rash ... to exclude are infections ... #diagnosis #rheumatology ... #classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... , mucositis • Rash ... cutaneous vesicles, pustules ... #Diagnosis #Rheumatology