84 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... nummular eczema, tinea ... #dermatology #photo
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Diagnoses Medical ... Cardinal Symptoms ... localizing signs ... or symptoms - Malaria
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Secondary: • Fever ... , malaise • Rash ... testing • No symptoms ... lesions in bone, skin ... #signs #diagnosis
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wax and wane; diagnosis ... trauma leads to skin ... painless, no systemic signs ... #clinical #photo
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... , the differential ... erythematous rash ... #Erythematous #Rash ... #Differential
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 ... #rashes #differential ... #diagnosis #rheumatology
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Diagnosis Malar ... Suggestive of: Rheum Fever ... migrans: • Target sign ... Suggestive of Lyme infection ... #differential #
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
; F>M Signs/Symptoms ... : - Fever - ... - Vasculitic skin ... Pathophysiology #Diagnosis ... #Signs #Symptoms
#tachenoir #eschar #fever #Rash #rickettsia #rickettsial #parkeri #akari #africae #conorii #orientia #tsutsugamushi #tick #mite 
By Dr.
tachenoir #eschar #fever ... #Rash #rickettsia ... InfectiousDiseases #Infections ... Microbiology #Micro #Differential ... #Ddx #Diagnosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Hyper-IgD syndrome ... Brucellosis Faget's Sign ... #Patterns #Differential ... #Diagnosis #intermittent