12 results
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
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Diagnosis Algorithm ... of hair, eyes, skin ... sclerosis (white "ash ... McCune Albright syndrome ... • Melasma • Tinea
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... usually to TEN in adults ... syndrome (SSS) ... erythematous rash ... #Erythematous #Rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... gangrenosum • IBD ... Antiphospholipid-antibody syndrome ... #rashes #differential ... #diagnosis #rheumatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Arthralgia/arthritis, Skin ... rash ± odynophagia ... fraction < 20% Differential ... #management #treatment
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
Adult Onset Still's ... with urticarial rash ... maculopapular skin ... #Adult #onset ... #rheumatology #management
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... Resolution > 15 days Differentials ... withdrawal • Mild ... SinaiBmoreIMRes #DRESS #Syndrome ... #management
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Diagnosis Framework ... Back pain • Skin ... appendages • FMF • Adult ... Chronic #Causes #Differential
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... arthritis (sJIA) • Adult-onset ... Periodic fever syndromes ... Petechial or purpuric rash ... #Diagnosis #Management
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Epidemiology: • Young adults ... response to local skin ... test (this is a skin ... Behcet disease) Differential ... #diagnosis #management