47 results
#tachenoir #eschar #fever #Rash #rickettsia #rickettsial #parkeri #akari #africae #conorii #orientia #tsutsugamushi #tick #mite 
By Dr.
tachenoir #eschar #fever ... #Rash #rickettsia ... #InfectiousDiseases ... #Infections #Microbiology ... Differential #Ddx #Diagnosis
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... instability - New-onset fever ... with rash - Mucocutaneous ... sulfa-drug - Skin ... #Dermatology #Rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Malar rash ... • Rheumatic fever ... gangrenosum • IBD ... #differential #diagnosis
Adult Onset Still's Disease - Yamaguchi Criteria
Major criteria:
 - Fever >= 39C lasting >= 1 weeks
criteria: - Fever ... 39C lasting >= 1 ... weeks - Typical skin ... rash: maculopapular ... Yamaguchi #Criteria #Diagnosis
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Secondary: • Fever ... , malaise • Rash ... lesions in bone, skin ... serologic testing • >1 ... symptoms #signs #diagnosis
Tinea Capitis in a Newborn- A 3-week-old male newborn was brought to the pediatrician with three
Somalia, had similar skin ... fungal infection ... ringworm, was diagnosed ... therapy; after 1 ... #clinical #photo
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... skin of inflamed ... Indiana University Infectious ... type #clinical #photo
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
with urticarial rash ... Rash: • Nonpruritic ... • Leukocytosis Diagnosis ... should be major: 1. ... maculopapular skin
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... general feeling of ill ... Upper respiratory infection ... gastrointestinal infection
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Headache (45%) • Fever ... sweats (28%) • Skin ... rash (48%) • ... enzymes ↑ • Mild ... Syndrome #HIV #diagnosis