44 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
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Rash • Human ... • Rheumatic fever ... gangrenosum • IBD ... differential #diagnosis
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... , the differential ... erythematous rash ... #Erythematous #Rash ... #Differential
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
, vital sign instability ... - New-onset fever ... sulfa-drug - Skin ... pain - Immunocompromised ... Targetoid #Algorithm #Differential
Acute Schistosomiasis: Katayama Fever
 • Most common in travelers and children
 • "Swimmers Itch" in the
or urticarial rash ... arthralgias, diarrhea, abdominal ... pain, headache, ... #diagnosis #clinical ... #photo
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Diagnosis Framework ... • Fever • Anorexia ... • Skin changes ... #Causes #Differential
Pediatric Inflammatory Multisystem Syndrome Temporally associated with SARS-CoV-2 infection (PIMS-TS)
Clinical features
all: fever > 101.3 F
most: oxygen
features all: fever ... hypotension some: abdominal ... pain, diarrhea, ... conjunctivitis, cough, rash ... #Signs #Symptoms
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Diagnosis Malar ... Suggestive of: Rheum Fever ... migrans: • Target sign ... #differential # ... diagnosis #peds
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
-14 days): • Fever ... maculopapular rash ... nausea, vomiting, abdominal ... pain, diarrhea, ... #Illness #Signs
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Red Flags: • Fever ... lesions • Severe pain ... cryoglobulins • Skin ... biopsy • Abdominal