13 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
of the Petechial ... Endocarditis, Henoch-SchönIein ... twitter.com/BirksMD #Petechial ... #Purpuric #Petechiae ... #Dermatology #Skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... lesions called petechiae ... Petechiae Etiology ... ultrasound #Petechial ... #Petechiae #Rash
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... rapid and accurate diagnosis ... be divided into petechial ... maculopapular; #petechiae ... ; #purpura; #rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Findings: • Petechiae ... sensation or pain: • Petechiae ... EGPA • Henoch-Schönlein
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... - Differential diagnosis ... nummular eczema, tinea ... Pityriasis #rosea #clinical ... #dermatology #photo
Scarlet fever
• Delayed-type skin reactivity to pyrogenic exotoxin Requires prior exposure
• Diffuse erythematous eruption that generally
• Delayed-type skin ... Pastia lines = petechial ... Scarlet #fever #diagnosis ... #clinical #photo
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
poor nutrition Clinical ... : • Petechia • ... • Petechiae, purpura ... , or any other cause ... ITP • Henoch-Schonlein
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
the presence of petechiae ... characterized by petechiae ... - This iron causes ... brown tint of the rash ... #differential #diagnosis
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... dermatophytes cause ... skin of inflamed ... Variety #type #clinical
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... Skin rash and malaise ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology