43 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Diagnosis of the Petechial ... - Autoimmune Vasculitis ... #Purpuric #Petechiae ... Algorithm #Diagnosis #Dermatology ... #Skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... cryoglobulins • Skin ... #Differential # ... Algorithm #Causes #dermatology ... #physicalexam
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... purpura occurs in vasculitic ... palpable, the differential ... as autoimmune vasculitis ... #Diagnosis #Dermatology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Algorithm - Petechiae ... #SkinRash #dermatology ... #Differential #
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Skin Findings: ... Small Vessel: Petechiae ... #skin #dermatology ... #rheumatology #differential
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... trauma, infection, vasculitis ... #Diagnosis #Dermatology ... #Rash #Petechiae ... Palpable #Algorithm #Differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Findings: • Petechiae ... sensation or pain: • Petechiae ... reticularis Differential ... #Dermatologic
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... the Mnemonic "no skin ... #5 #diagnosis #differential ... #symptoms #signs ... #dermatology #skin
Leser–Trélat Sign on Physical Exam

Acute onset of multiple seborrheic keratoses, often a paraneoplastic sign of malignancy.

#Leser
Leser–Trélat Sign ... paraneoplastic sign ... #PhysicalExam # ... clinical #video #skin ... #dermatology #oncology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
erythroderma, petechiae ... Ill-appearing, vital sign ... sulfa-drug - Skin ... #Diagnosis #Dermatology ... Targetoid #Algorithm #Differential