13 results
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... within morulae Signs ... and symptoms: ... shaking chills • Rash ... ), cough (30% cases
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... plugging -> Discoid Rash ... Malar (butterfly) Rash ... #diagnosis #signs ... #symptoms #complications
Kawasaki Disease: Clinical Findings
Diagnostic Criteria - Fever and 4/5 of the following:
 • Conjunctivitis
 • Polymorphous
Kawasaki Disease: Clinical ... • Polymorphous rash ... Generalized Skin Rash ... Criteria #Diagnosis #Pathophysiology ... #Signs #Symptoms
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Canimorsus Skin Rash ... Diffuse blanching rash ... +purpuric rash → ... Canimorsus #Skin #Rash ... #photo
Dermatomyositis
A middle-aged man describes progressive difficulty combing his hair and rising from a seated position over
This is a case of ... 1) heliotrope rash ... , 2) shawl sign, ... Gottrons #Papules #Clinical ... #Photo
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Pathogenesis and clinical ... -> Heliotrope Rash ... PM #Diagnosis #Pathophysiology ... #Signs #Symptoms
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... and symptoms helps ... Dermatomyositis #Rash ... #Dermatology #Clinical ... #Photo #Neck
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
fatigue Heat Rash ... Collapse: • Pathophysiology ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... differential #diagnosis #causes
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... Maculopapular rash ... • Common clinical ... Acute meningeal signs ... • Uveitis • Rash