17 results
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
macule and papule (Table ... distribution of the rash ... and whether the rash ... peripherally distributed rash ... Maculopapular #Rash
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... - long axis of lesion ... palms/soles - Differential ... ChristmasTree #Rash ... #photo #PhysicalExam
Severe Drug Rashes - Comparison - DRESS | SJS/TEN | AGEP | Erythroderma

DRESS 
 - Onset:
Severe Drug Rashes ... - Comparison - ... #Comparison #TABLE ... #Erythroderma #Dermatology ... #Emergency #Differential
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... gonococcal disease, endocarditis ... petechial or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial Rash ... : • Palpable Rash ... • Non-Palpable Rash ... : • Palpable Rash ... • Non-Palpable Rash
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential ... scaling, red border, central ... Papulosquamous #SkinRash #dermatology ... #Differential #
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... - Differential ... Scaly/Erythematous lesions ... on scalp/face/central ... Eczematous #SkinRash #dermatology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
catheter • Recent dental ... positive in 90% of IE cases ... Marantic (NTBE) Differential ... or destructive lesion ... diagnosis #management #cardiology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Canimorsus Skin Rash ... Diffuse blanching rash ... +purpuric rash → ... Canimorsus #Skin #Rash ... #photo
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
brown tint of the rash ... annular, purpuric lesions ... , and central clearing ... Dermatoses #Dermatosis #differential ... #diagnosis #dermatology