74 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... www.medscape.com/slideshow/dermatology-mnemonics ... #5 #diagnosis #differential ... #symptoms #signs ... #dermatology #skin
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Lung involvement 3% ... autoantibodies #signs ... #symptoms #mimickers ... #differential # ... rheumatology
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
Diagnosis Algorithm Symptoms ... quadrant discomfort Signs ... Associated history: Symptoms ... Diagnose PBC if 2/3 ... gp210/sp100) 3.
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
spontaneous within 3- ... 6 months of symptom ... pathophysiology #differential ... #diagnosis #signs ... #symptoms
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
involvement Differential ... Lymphomas • Other hematologic ... Malignancies (eg CML, ALL ... oncology #diagnosis #differential ... #hematology
Age-Focused Initial Evaluation for Pyoderma Gangrenosum 

All Patients: 
 - A thorough history and physical examination
Gangrenosum All ... comorbidities and symptoms ... ) - CBC with differential ... Evaluation #Age #Dermatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
workup for specific symptoms ... organ-specific signs ... or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Rheumatoid Arthritis - 2020 ACR-EULAR Classification
≥ 6 of 10 points = definite RA
Joint Involvement:
Arthritis - 2020 ACR-EULAR ... 1 points 1-3 ... large joints - 3 ... points Duration of symptoms ... Classification #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... pylori test (GI symptoms ... not required in all ... or if a primary hematologic ... Causes #Workup #hematology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
internal organs 3 ... skin thickening Signs ... and Symptoms: ... #diagnosis #signs ... #symptoms #testing