15 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... Red Flags: • Fever ... Autoimmune Vasculitis (lupus ... #Algorithm #Causes
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... weight loss, and fever ... Differential Diagnosis ... Malignancy (e.g. hematologic ... to: Arthritis, Fever
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... 40, F:M 9:1 • Clinical ... Manifestations: Malar rash ... Positive in 60-80% of cases ... Evolution: Chronic disease
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Rapid onset of fever ... chronic liver disease ... immunosuppressive meds ... #cellulitis #dermatology ... #legs #clinical
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... (SLE) General: Fever ... Photosensitivity, Butterfly rash ... pain (20%) Renal disease ... signs #symptoms #diagnosis
Algorithm for the Evaluation of Kawasaki and Incomplete Kawasaki Disease:
Diagnosis
* Fever >5d
* Criteria (4/5)
  -
Algorithm for the ... Fever >5d * Criteria ... , >1.5cm) - Rash ... #Peds #Pediatrics ... #Ddxof
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... NPSLE rare, Malar rash ... 40, F:M 9:1 • Clinical ... Evolution: Chronic disease ... #diagnosis #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Systemic lupus ... is the main clinical ... Petechial or purpuric rash ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... early localized disease ... called "Bazin's disease ... #differential #diagnosis ... #dermatology #compared
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
stages of this disease ... ) ▪ Malaise, fever ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology