39 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
the Nikolsky sign ... includes Kawasaki disease ... and toxic shock syndrome ... #Diagnosis #Dermatology ... Algorithm #Nikolsky #Febrile
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
- Differential Diagnosis ... Lemierre's syndrome ... Malignancy: - Hematologic ... ): Lupus, Rheumatoid ... #Differential #Diagnosis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Systemic lupus ... Liver function tests ... Histopathologic criteria ... #Diagnosis #Management ... #Hematology #Rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: Fever ... Demyelinating syndromes ... pain (20%) Renal disease ... erythematosus #signs ... #symptoms #diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Malar rash 40% - Fever ... auto-immune, Infectious diseases ... sclerosis, Still's disease ... autoantibodies #signs ... #differential #rheumatology
Behcet's Syndrome - Diagnosis
Diagnostic Criteria for Behget's Syndrome (International Study Group for Behget's Disease):
 • Recurrent,
Behcet's Syndrome ... - Diagnosis Diagnostic ... Abnormal pathergy test ... #disease #Diagnosis ... #criteria #rheumatology
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
quadrant discomfort Signs ... associated autoimmune disease ... of autoimmune disease ... PBC if 2/3 criteria ... #Algorithm #hepatology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Behcet's syndrome ... • Hyper-IgD syndrome ... Brucellosis Faget's Sign ... #Differential #Diagnosis
Diagnostic Criteria for Sweet Syndrome (Acute Febrile Neutrophilic Dermatosis)
Major criteria 
 1. Abrupt onset of tender
Diagnostic Criteria ... (Acute Febrile ... Fever, temperature ... inflammatory disease ... #Diagnosis #Hematology
Problem Representation - Approach to the Infectious Disease Patient

Who: Patient age and host/risk factors (such as
the Infectious Disease ... illness What: Key signs ... define the clinical syndrome ... @swinndong via Febrile ... #History #HPI #Diagnosis