10 results
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Water - Pus ... Barre - ALS - Transverse ... myelitis • Hematology ... : - Anemia • ... #pulmonary
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Splenomegaly, Increased PMNs ... Sleep Apnea • Chronic ... Pulmonary Disease ... #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... -> AML: Blast crises ... - infiltrates (anemia ... #Leukemia #Hematology ... #Oncology #Diagnosis
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
the midbrain or pons ... heart failure, uremia ... asthma, chronic ... Breathing #Patterns #Pulmonary ... Abnormalities #Abnormal
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Renal failure (uremia ... tubular acidosis/Chronic ... Classically” noted with pulmonary ... acidosis: - CNS
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
group of disorders caused ... Out Secondary Causes ... Marrow Failure • Chronic ... Syndromes #diagnosis #hematology ... #oncology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• May involve PNS ... neuropathy • Transverse ... vein thrombosis Hematologic ... lymphopenia, low PLT • Anemia ... with Lupus: • Chronic
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... encounters due to NTM: Chronic ... Hematologic malignancy ... Bone Marrow - Anemia ... differential #diagnosis #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lymphadenopathy, CNS ... Abdominal pain, chronic ... ), anemia, arthralgia ... Infections #HIV #AIDS #pulmonary ... differential #diagnosis #infectiousdiseases
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
May develop in pts ... fluid (CSF) is abnormal ... Eosinophilia, asthma, chronic ... tract, and often causes ... Differential #Diagnosis #Rheumatology