99 results
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Metaphysis: NOF, SBC ... Ewing's sarcoma, SBC ... , ABC, Enchondroma ... Epiphysis #Radiology #MSK
Peritonitis - Spontaneous vs Secondary vs Peritoneal Dialysis Associated Peritonitis
Spontaneous Bacterial Peritonitis
 • Cirrhosis (high SAAG)
PMN > 250 • Treatment ... cloudy effluent) 2) WBC ... > 100 WBC, >50% ... Positive Culture • Treatment
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Viscosity: Low • WBC ... : Variable • WBC ... Viscosity: High • WBC ... analysis: • MSU
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
blasts and high WBC ... • Lab values: WBC ... organ damage • Treatment ... Low calcium • Treatment ... - Hyperkalemia treatment
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
↑ LDH • Anti-RBC ... diagnosis #management #treatment
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
WBC <2k: Noninflammatory ... lower limbs) • WBC ... spondyloarthropathies • WBC ... presentation with lower WBC ... #Joint #Pain #MSK
Oroya Fever
Hematologic disease caused by Bartonella bacilliformis
Restricted to the Andes highlands of Peru & Ecuador
B. bacilliformis:
anorexia, ARDS ​• RBC ... coccobacillus within the RBCs ... TREATMENT: ​• Acute
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Triggers: ATRA treatment ... if high risk if WBC ... Renal Failure Treatment ... QD until normal WBC
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... effect following treatment
Renal Cell Carcinoma (RCC) - Diagnosis and Management Summary
Clinical features - Classic triad (flank pain, hematuria,
Cell Carcinoma (RCC ... disease Imaging and Treatment ... pain and ↑ ALP RCC ... Hb levels and CBC ... RenalCell #Carcinoma #RCC