137 results
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 ... #signs #symptoms
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... of the Petechial ... #Purpuric #Petechiae ... Rash #Algorithm #Diagnosis ... #Dermatology #Skin
Purpuric Skin Lesions - Petechia/Purpura and Ecchymosis 

#Purpuric #Purpura #Petechia #Ecchymosis #Comparison #Dermatology #Skin #Diagnosis #Clinical
Purpuric Skin Lesions ... - Petechia/Purpura ... Purpuric #Purpura #Petechia ... #Dermatology #Skin ... #Diagnosis #Clinical
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... Petechiae Etiology ... cryoglobulins • Skin ... #Differential #Diagnosis
Clinical Features of Infective Endocarditis

General 
 - Malaise 
 - Clubbing 

Cardiac 
 - Murmurs
Pyrexia Skin ... Janeway lesions - Petechiae ... #Endocarditis #Symptoms ... #PhysicalExam #Diagnosis
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... Skin rashes ... rapid and accurate diagnosis ... be divided into petechial ... maculopapular; #petechiae
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
- Differential Diagnosis ... malignancy: • Symptoms ... : B-symptoms, bruising ... lymphadenopathy, petechiae ... #Differential #Diagnosis
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential Diagnosis ... Algorithm - Petechiae ... discolorations of skin ... #Differential #Diagnosis
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... - Differential Diagnosis ... Vasculitis Skin ... Small Vessel: Petechiae ... #differential #diagnosis
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Dermatofibroma - Skin-colored ... #Dermatology #Diagnosis ... Benign #Clinical #Photo