9 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
- THE ALGORITHMIC ... includes Kawasaki disease ... rash but without ... #Diagnosis #Dermatology ... Rash #Algorithm
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Malignancy (e.g. hematologic ... vein thrombosis Hematologic ... lymphopenia, low PLT • Anemia ... #Diagnosis #Rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... 69% - Malar rash ... - Hemolytic anemia ... sclerosis, Still's disease ... #differential #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Photosensitivity, Butterfly rash ... pain (20%) Renal disease ... ) Blood (75%): Anemia ... SLE #systemic #erythematosus ... signs #symptoms #diagnosis
CHA2DS2VASc vs HAS-BLED scores for stroke risk and bleed risk on anticoagulation

C	Congestive Heart Failure	1

H	Hypertension	1

A2	Age >75	2

D	Diabetes Mellitus	1

S2	Stroke,
2 V Vascular disease ... Bleeding history/anemia ... CHADS2VASc #HASBLED #Comparison ... Anticoagulation #AFib ... #Diagnosis #Hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Systemic lupus erythematosus ... Petechial or purpuric rash ... with leukopenia, anemia ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... presenting with erythematous ... PrathitKulkarni #Erythemas #comparison ... #differential #diagnosis ... #dermatology #compared
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... sp. pruritic, erythematous ... University Infectious Diseases ... #photo #foot #dermatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... Systemic Lupus Erythematosus ... Evolution: Chronic disease ... druginduced #lupus #sle #comparison ... #diagnosis #management