33 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... : • Acute or Chronic ... disorders • Celiac disease ... effect following treatment ... #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... • Anemia of Chronic ... (>100 fL) • B12 ... Diagnosis #Algorithm #Causes ... #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Human parvovirus B19 ... Malar rash • SLE ... Dermatomyositis Erythema chronicum ... IBD • RA • SLE ... differential #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Positive in 60-80% of cases ... life-threatening • Treatment ... • Evolution: Chronic ... disease Dr. ... Management #Summary #rheumatology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
kidney disease, ... Megaloblastic: Vitamin B12 ... Alcohol use, Liver disease ... differential #diagnosis #causes ... #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
RBCs on Smear • Chronic ... Deficiency • B12 ... Disease • Marrow ... Diagnosis #Algorithm #Causes ... #Hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Discontinuation of causal ... • Evolution: Chronic ... disease Dr. ... #comparison #table ... #rheumatology #
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... , Chronic spontaneous ... urticaria, Chronic ... Urticaria #diagnosis #rheumatology ... #comparison #table
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... Cerebrovascular Disease ... autoantibodies that will cause ... Erythematosus #SLE ... CNS #neurology #rheumatology
Management of Lupus Nephritis
Lupus nephritis (LN) in 10 to 40% of SLE
Hallmark = proteinuria 20.5 g/g
in 10 to 40% of SLE ... 0.5-0.7 g/g by 12 ... ) : active and chronic ... Nephritis #Management #treatment ... #management #rheumatology