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 ... Palpable: - Autoimmune ... #Dermatology #Skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... infection - RMSF - Henoch ... : - Autoimmune ... cryoglobulins • Skin ... #Petechiae #Rash
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... endocarditis, RMSF, and Henoch-Schönlein ... or purpuric rash ... vasculitis, such as autoimmune ... Purpural #Purpuric #Rash
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... nummular eczema, tinea ... #dermatology #photo
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... erythroderma, petechiae ... sulfa-drug - Skin ... Targetoid #Algorithm #Differential ... #Ddxof
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Findings: • Petechiae ... Maculopapular rash ... reticularis Differential ... 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
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... permanent alopecia Differential ... disease • Non-autoimmune ... deficiencies • Autoimmune ... Seizures • Strokes Skin
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... Diagnosis Framework ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... #rheumatology #differential