26 results
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
skin lesions were ... Photo credit, Josh ... Fierer, M.D. ... #Dermatology #SkinRash ... #Vasculitis #Endocarditis
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
, in this case, ... Photo credit, Josh ... Fierer, M.D. ... #Dermatology #SkinRash ... #Endocarditis #
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... #dermatology #semiology ... #signs #lesions ... #diagnosis #clinical ... manifestations #pathology #lesions
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Palpable: 1) If lesions ... . 2) When cutaneous ... pulmonary #Diagnosis ... #Dermatology #Rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... reddish-purple lesions ... Schonlein Purpura - Endocarditis ... #dermatology #physicalexam
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
gonococcal disease, endocarditis ... petechial or purpuric rash ... may have a vasculitis ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Maculopapular rash ... Differential Diagnosis ... #rash #diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... hemorrhagic skin lesions ... • Bacterial endocarditis ... #Differential #Diagnosis ... #nonpalpable #dermatology
Orf Virus - Cutaneous Finger Lesions

35 year old butcher presents with these lesions one week after
Orf Virus - Cutaneous ... Finger Lesions ... - Caused by Orf ... #Finger #clinical ... #photo #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemic skin lesions ... tract, and often causes ... mucositis - Rash ... aphthous ulcers, cutaneous ... strong sign of cutaneous