Oncology Flashcards
______ ______ ______ is a primary disease of children which effects T or B lymphocytes
Acute Lymphocyte Leukemia
What Sx may a patient with ALL experience?
Lymphadenopathy Malaise Fever Bleeding Hepatosplenomegaly Weight Lose Bone Pain
How is ALL treated in general?
Aggressive combination chemotherapy
How long is chemo therapy treatment in ALL in the induction phase?
Consolidation phase?
Maintenance phase?
Induction: 2 weeks, 4-6 cycles
Consolidation: Several Months
Maintenance: 2 -3 years
What can also be considered when treating ALL?
Bone marrow transplant
___% of children with ALL will be cured with chemotherapy
80%
T/F: ALL has a higher mortality rate in children than in adults
False
It has a higher mortality rate in adults
______ _____ ______ is the most common leukemia which affects people 50 years or older and males more commonly than females.
It is characterized by clonal proliferation and accumulation of mature-appearing B-lymphocytes in blood and lymphoid tissues
Chronic Lymphocyte Leukemia
_____ _____ ______ is used for the staging of CLL
RAI Staging System
In CLL….
A ___ deletion would be indicative of a worse prognosis
17p deletion
25% of CLL patients are asymptomatic….
What Sx could you see in a patient with CLL?
Fatigue Night Sweats Weight Loss Frequent/Persistent Infection Lymphadenopathy (Cervical, often painless)
What is commonly seen in a bone marrow biopsy in a patient with ALL?
> 20% Lymphoblasts
What would be seen on a peripheral smear in a patient with CLL?
Smudge Cells (Fragile B cells)
T/F: A CLL patient may appear anemic on CBC
True
In a patient with CLL, what would you expect the lab values to be in a…..
Nuetrophil Count?
Low
How do the B lymphocytes appear in a patient with CLL?
Small
Abnormal
When is observation consider in treatment of CLL?
Observation is considered if the disease is indolent
CLL is considered chronic when lymphocytes are >100,000.
What is the the recommended treatment at this point?
Chemotherapy
Radiation is considered in CLL to control what?
When would surgery be considered?
Radiation: To control bulky adenopathy
Surgery: Diagnostic only
What is the only curative measure in regards to CLL treatment?
Bone Marrow Transplant
______ _________ ______ is the most common form of leukemia in adults and often involves cell deficiency, hyperleukocytosis, CNS leptomenigeal involvement, DIC< or Tumor lysis syndrome.
Acute Myelogenous Leukemia
In a patient with AML….
what would the Sx of RBC deficiency be?
Thrombocytopenia?
Neutropenia?
RBC: Pallor, fatigue, dyspnea
Thrombocytopenia: Petechiae, hematoma, bleeding
Neutropenia: Sepsis, Cellulitis, PNA
What hyperleukocytosis?
What problems can this cause?
Hyperleukocytosis: > 100,000 blasts
This can obstruct capillaries and smaller arteries
In a patient with AML….
What would the Sx of CNS Leptomeningeal involvement be?
HA
AMS
Cranial Nerve changes
_____ occurs in any form of leukemia and is common in MS
DIC
What is unique on a blood smear in a patient with AML?
Auel Rod
What is commonly seen on a CBC in a patient with AML?
CBC would show a leukocytosis with WBC >100,000
What would a bone marrow biopsy show in a patient with AML?
> 20% Myeloblasts
What is the treatment of choice in a patient with AML?
What treatment option can be considered?
Chemotherapy
Stem Cell Transplant
_____ _____ _____ is a lethal complication of chemotherapy that results in metabolic abnormalities and often renal failure
Tumor Lysis Syndrome
__________ ________ _______ is a slower progressing disease when compared to AML where too many WBCs are made in the bone marrow.
Chronic Myelogenous Leukemia
What are the THREE phases of CML?
- Chronic
- Accelerated
- Acute
In a patient with CML….
What would the blood smear show?
What additional “lab findings” may be positive or present
Blood Smear: Philadelphia Chromosome
FISH for bcr/abl (quantitative)
RT-PCR for bcr/abl (qualitative)
Tumor marker and causative lesion
What is the only curative treatment for CML?
Allogeneric bone marrow transplantation
What class of medications can be used to treat CML
Tyrosine Kinase Inhibitors (Imatinib)
T/F: Chemotherapy can be used to treat CML
True
_______ ________ is most common in men ages 20-40 then >50 (bimodal) and is commonly associated with EBV.
This is a result of immune dysfunction and an infectious cancer commonly referred to as “next-door disease”.
Hodgkin’s Lymphoma
________ lymphoma is commonly associated with EBV
________ lymphoma is commonly associated with H pylori infection
Burkitt’s Lymphoma
MALT Lymphoma
Hodgkin’s Lymphoma refers to a group of cancers characterized by what THREE things?
- Lymphadenopathy
- Hepatosplenomegaly
- Reed-Sternberg Cells
Where may a patient with Hodgkin’s lymphoma experience PAINLESS lymphadenopathy?
What other Sx are present?
Cervical, Supraclavicular, Mediastinal
Fever
Weight Loss
Night Sweats
SOB
A excisional lymphode biopsy in Hodgkin’s Lymphoma would show what?
Reed-Sternberg Cells
What may a CXR show in a patient with Hodgkin’s lymphoma?
A Mediastinal Mass
How is Hodgkin’s lymphoma treated?
When should scans be ordered after treatment is initiated?
When is radiation started?
Chemo therapy
Re-scan in 2-3 weeks to determine response
Radiation should always follow chemotherapy
If a hodgkin’s lymphoma patient relapses after treatment what should be considered?
High dose chemotherapy and stem cell transplant
What side effect of radiation should be watched out for?
Neutropenia
Which is more highly curable, hodgkins or non-hodgkin’s lymphoma
Hodgkins
Symptoms and presentation of Non-hodgkin’s lymphoma are fairly similar.
However, patient with Non-hodgkin’s lymphoma have _______ lymphadenopathy which causes what?
Bulk lymphadenopathy
Jaundice Hydronephrosis SVC Syndrome Bowel Obstruction Wasting
T/F: Anemia, leukopenia, and thrombocytopenia are not common in non-hodgkin’s lymphoma but may be present
True
About 90% of non-hodgkin’s lymphomas are derived from __ lymphocytes
B-lymphocytes
When evaluating for Hogdkin’s or Non-Hodgkin’s lymphoma what diagnostic tests should be run?
- CT Chest/Abdomen/Pelvis
- PET Scan
- BMBx
Treatment for non-hodgkins lymphoma varies….
Describe some of the ways non-hodgkin’s lymphoma can be treated
Watch and wait
Invasive chemotherapy (w/ or w/o radiation)
Bone Marrow trasplantation
Tumor lysis prophylaxis
What classes of medications are often used in the treatment of non-hodgkin’s lymphoma?
Protease Inhibitors
HDAC Inhibitors
TK Inhibitors
_____ _______ is a malignancy of plasma cells
Multiple Myeloma
What is the “classic triad” in a patient with multiple myeloma?
- Plasmacytosis (BMBx showing >5% plasma cells)
- Bone lytic lesions on XR (no on PET scan)
- “M-protein” in serum/urine (SPEP/UPEP)
What Sx my a patient with multiple myeloma be experiencing?
- BACK PAIN
- Fatigue (anemia)
- Renal insufficiency
What labs should be ordered in a patient with multiple myeloma?
- CBC
- CMP (need to assess Ca2+)
- Albulmin
- Serum-free light chains
- Quant IgG
- SPEP/UPEP
What studies (imaging, procedures) should be done?
- BMBx
2. Skeletal Survey
In a patient with multiple myeloma…..
What would be seen on blood smear?
On serum protein electrophoresis (SPEP)? (this is the hallmark of the disease)
In the urine?
Blood Smear: Rouleaux Formation
SPEP: “M-spike”
Urine: Bence-Jones proteins
How is multiple myeloma primarily treated?
When is radiation considered?
Chemotherapy
Radiation is used for pain management
What is the only effective treatment for long term survival?
Autologous bone marrow transplantation
This oncologic emergency is commonly associated with lung cancer.
Sx include….
Orthopnea Cervico facial edema Fatigue Cyanosis of the face Horner's Syndrome
Superior vena cava (SVC) syndrome
What might a CXR showed in a patient with SVC syndrome?
Right sided mediastinal mass
In a patient with SVC syndrome, why would an MRI be ordered
To assess for obstruction or clot
How is SVC syndrome treated?
- Radiation
- Chemotherapy
- Anti-coagulation
- Steroids
- Stenting
- Possible bypass
______ ______ ________ is an oncologic emergency that commonly involves breast, lung, thyroid, kidney, and prostate cancers.
Sx include….
Progressively worsening Back Pain (>90%)
Weakness
Bladder/Bowel dysfunction
Sensory loss
Spinal Cord Compression
In a patient with spinal cord compression, what is the most concerning symptom that would signal urgent intervention?
Weakness
What imaging study can Dx spinal cord compression 90% of the time?
What is the most sensitive study?
Xray
MRI
How is spinal cord compression managed?
- Dexamethasone (immediately)
- Consult Neurosurgery
- Consult radiation oncology
_____ ______ is an oncologic emergency that occurs in ~30% of cancer patients primarily in the cerebral hemisphere.
Sx include….
Headache Focal Weakness Seizure Cognitive changes Edema
Brain Metastases
What two imaging studies should be done in a patient with brain metastases?
- CT Head (w. and w/o contrast)
2. MRI (w/ contrast)
How are brain metastases treated?
- Steroids
- Consult radiation oncology
- Neurosurgery
______ _______ is an oncologic emergency commonly associated with lymphoma, leukemia, and melenoma.
Sx include….
Nervous system involvement
Headache
Numbness
Vision changes
Carcinomatous Meningitis
How is carcinomatous meningitis diagnosed?
Lumbar puncture showing….
Opening pressure >160 mm
Elevated CSF protein
Decreased CSF glucose
Increase CSF WBCs
How is carcinomatous meningitis treated?
Intrathecal chemotherapy
Radiation