61 results
Morphology of Skin Lesions - Primary and Secondary - Description Algorithm
 • Primary Skin Lesion -
Morphology of Skin ... not altered by trauma ... • Secondary Skin ... develops from trauma ... Description #Algorithm #dermatology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Non-infectious (malignancy, rheumatologic ... , trauma) • Post-splenectomy ... Thrombocytosis #Differential ... causes #Platelets #hematology
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
the vasculitic skin ... lesions were secondary ... Photo credit, Josh ... Images #Clinical #Photo ... #Dermatology #SkinRash
Erythema Multiforme: skin eruption secondary to allergic reaction from an antibiotic.

Charlie Goldberg, M.D. - UCSD Catalog
Erythema Multiforme: skin ... eruption secondary ... Images #Clinical #Dermatology ... #Trunk #Back #Photo
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... rosea #clinical #dermatology ... #photo #PhysicalExam
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... Solar purpura - Trauma ... #Diagnosis #hematology ... #rheumatology #
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... - Differential ... Leukocytoclastic Vasculitis Secondary ... #dermatology #rheumatology ... #differential #
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... • Physical • Trauma ... Sacral #SkinRash #dermatology ... #Differential #
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... Inflammatory Conditions: Rheumatologic ... infarction, Severe trauma ... Diagnosis #Algorithm #hematology
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Legs / Feet - Differential ... • Pressure • Trauma ... ulcerative #skinrash #dermatology ... #Differential #