29 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... - long axis of lesion ... - Differential diagnosis ... rosea #clinical #dermatology ... #photo #PhysicalExam
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Palpable: 1) If lesions ... commonly renal and ... pulmonary #Diagnosis ... #Dermatology #Rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Maculopapular rash ... Differential Diagnosis ... #Dermatologic ... #rash #diagnosis
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
purpura occurs in vasculitic ... petechial or purpuric rash ... may have a vasculitis ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... reddish-purple lesions ... for hepatitis B and ... Algorithm #Causes #dermatology ... #physicalexam
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... or fluid-filled lesions ... Ill-appearing, vital sign ... New-onset fever with rash ... #Dermatology #Rash
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
differential diagnosis ... rashes but without signs ... broader differential diagnosis ... rash is located ... #Diagnosis #Dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
The signs and symptoms ... heaped, wart-like lesions—Condyloma ... the palms of the hands ... #Diagnosis #Clinical ... #Photo #Dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... ischemic skin lesions ... mucositis - Rash ... Ocular inflammatory lesions-interstitial ... purpura: strong sign
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wane; diagnosis ... painless, no systemic signs ... papulonodular lesions ... Infection #clinical #photo