13 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
of Unknown Origin ... - Differential Diagnosis ... • Infection: Extrapulmonary ... Malignancy: - Hematologic ... . autoimmune): Lupus
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential Diagnosis ... infection • Solid organ ... . autoimmune, TB ... #Causes #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... #differential #diagnosis ... #hematology #microscopy ... #atlas #nomenclature
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
considered to be caused ... nettle sting #Diagnosis ... #Dermatology #Skin ... #Nomenclature #Atlas ... #Key #Basics
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
regurgitation • Autoimmune ... Hypercoagulable (APLAS ... Septic Emboli Cause ... ↑ ESR, CRP • EKG ... Treat underlying cause
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... infection • Autoimmune ... Labs/Diagnosis: ... tissue disorder (e.g
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
/Sepsis/Shock, Autoimmune ... dysfunction is key ... showing cortical lesions ... the underlying cause ... with AEDs until cause
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential Diagnosis ... regurgitation • Autoimmune ... Hypercoagulable (APLAS ... Septic emboli cause ... ↑ ESR, CRP • EKG
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Distribution and Morphology ... hyperkeratotic lesions ... honey-colored crusts ... ; pruritis #dermatology ... #differential #diagnosis
Monoclonal Gammopathy of Renal Significance (MGRS)

MGRS
• MGRS refers to kidney disease caused by nephrotoxic monoclonal immunoglobulins
kidney disease caused ... • Leads to organ ... untreated, MGRS lesions ... MGRS-Associated Lesions ... Clone-directed therapy is key—not