9 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Autoimmune • ITP • SLE ... Foreign Surface (e.g ... #Hematology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
tuberculosis, Abscess, Endocarditis ... Infected thrombosis, (e.g ... Lemierre's syndrome ... Malignancy: - Hematologic ... Inflammatory Diseases (e.g
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... Infectious • Endocarditis ... Arthritis • SLE ... • Drug Abuse (e.g ... Chronic Fatigue Syndrome
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
and permanent alopecia ... Differential ... • Malignancy (e.g ... Endocrine disorders (e.g ... • Libman-Sacks endocarditis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Subacute bacterial endocarditis ... Lyme disease, Vasculitis ... (e.g., PAN) ... fever - Bacterial endocarditis ... #joint #pain #differential
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Abnormality • SLE ... halt nail growth (e.g ... • Bacterial endocarditis ... • Nephrotic syndrome ... #Differential #
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Autoimmune (SLE ... Marantic (NTBE) Differential ... valvular disease • Vasculitis ... ↑ ESR, CRP • EKG ... diagnosis #management #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... voltage Other Causes ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
• Autoimmune (SLE ... valvular disease • Vasculitis ... Cholesterol emboli syndrome ... ↑ ESR, CRP • EKG ... Diagnosis #cardiology