32 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... Autoimmune Vasculitis (lupus ... #Petechiae #Rash ... #Causes #dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... erythroderma, petechiae ... Ill-appearing, vital sign ... #Diagnosis #Dermatology ... #Rash #Maculopapular
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... - Diagnostic Algorithm ... Pathophysiology: ... #Diagnosis #Dermatology ... #Rash #Petechiae
Systemic Lupus Erythematosus (SLE) - Typical Signs/Symptoms
Alopecia, Fever, Malar rash, Photosensitivity, Adenopathies, Lupus pneumonia, Pleurisy, Pancreatitis,
SLE) - Typical Signs ... /Symptoms Alopecia ... , Fever, Malar rash ... , Oral ulcers, Rash ... #rheumatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... Malar (butterfly) Rash ... Manifestations #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... Myopathy (Also caused ... #Systemic #Lupus ... Complications #pathophysiology ... #signs #symptoms
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... Differential Diagnosis Algorithm ... Bullous systemic lupus ... Differential #Diagnosis #Algorithm ... #causes
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Causes: 1) Exfoliative ... #Diagnosis #Dermatology ... #Rash #Erythroderma ... #Nikolsky #Algorithm
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... 69% - Malar rash ... autoantibodies #signs ... #symptoms #mimickers ... #differential #rheumatology
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... within morulae Signs ... and symptoms: ... shaking chills • Rash ... ), cough (30% cases