22 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 ... #Algorithm #dermatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Skin Lesions == ... • Xerosis (dry skin ... renal failure/uremia ... #secondary #systemic ... #generalized #dermatology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Volume (MCV) - Differential ... Reticulocytosis • Primary ... Hypersplenism • Secondary ... #Differential # ... Algorithm #Causes #Hematology
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
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Reactive: • Anemia ... rheumatologic, trauma ... Polycythemia Vera • Primary ... causes #Platelets #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... Diagnosis Secondary ... malignancies • Anemia ... Post-splenectomy Primary ... #secondary
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Iron deficiency anemia ... endocarditis • Trauma ... NailDisorders #Systemic #Secondary ... #dermatology #Differential
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Myelogenous Leukemia • Primary ... Post-op surgery • Trauma ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... /Quantity: • Primary ... - Hemolytic anemia ... Solar purpura - Trauma ... #nonpalpable #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Diagnosis Framework Primary ... Leukocytoclastic Vasculitis Secondary ... #dermatology #rheumatology ... #differential #