9 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... / Purpuric Rash ... Endocarditis, Henoch-SchönIein ... #Purpura #Rash ... #Dermatology #Skin
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... Skin rashes ... rapid and accurate diagnosis ... be divided into petechial ... ; #rash; #vesiculobullous
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... infection - RMSF - Henoch ... cryoglobulins • Skin ... #Petechiae #Rash ... #Differential #Diagnosis
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - ... Diagnostic Algorithm ... erythroderma, petechiae ... sulfa-drug - Skin ... #Maculopapular
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... parallel to lines of skin ... - Differential diagnosis ... nummular eczema, tinea ... #dermatology #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Findings: • Petechiae ... lesions (9.4%) • Maculopapular ... rash (6.7%) • ... polyangiitis • EGPA • Henoch-Schönlein ... #dermatology #rash
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... covering the foot, hence ... skin of inflamed ... type #clinical #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... , mucositis • Rash ... often present) Henoch ... vesicles, pustules, maculopapular
Monkeypox Skin Rash
30 yr F and her 6 yr daughter purchased 2 prairie dogs 10 days
Monkeypox Skin Rash ... vesiculopustular rash ... Diagnosis? ... for research, hence ... SkinRash #clinical #photo