126 results
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... epidermal turnover rate ... accelerated mitotic rate ... #Dermatology #Rash ... Nikolsky #Algorithm #Differential
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... late stages of ... the palms of the hands ... #Diagnosis #Clinical ... #Photo #Dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
mechanisms and ... - Pathophysiology ... New-onset fever with rash ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... palms/soles - Differential ... ChristmasTree #Rash ... Pityriasis #rosea #clinical ... #dermatology #photo
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
nausea. 2hrs later ... purpura fulminans) and ... critical illness ... cxs identify GNR and ... #clinical #photo
Heliotrope Rash in Dermatomyositis

Peri-orbital edema and the heliotrope rash that we are all familiar with. Eyelid
Heliotrope Rash ... Peri-orbital edema and ... usually bilateral and ... #Dermatology #Clinical ... #Photo #Face
Staphylococcal Scalded Skin Syndrome (SSSS)

A 5-year-old girl presents to the ED with a rash that started
the ED with a rash ... neck, axillae, and ... the patient’s rash ... Syndrome #SSSS #Clinical ... #Photo #Peds #Pediatrics
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Syndrome #PUBS #pathophysiology ... #clinical #photo ... #differential #
Petechiae: punctate spots that arise from spontaneous bleeding secondary to profound thrombocytopenia. 
The spots (easily visible
non-blanching and ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology ... #Rash #Petechiae
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... Neutrophil (Normal) Differential ... likelihood of negative clinical ... #Bandemia #differential ... CBC #hematology #pathophysiology