31 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... papilledema • Horner ... CNS infection (e.g ... #Headache #Differential ... Diagnosis #Algorithm #neurology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Deficiency Anemia - Differential ... athletic training, Pulmonary ... or deficiency, Copper ... Deficiency #Anemia #Differential ... Algorithm #ferritin #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... Wilson's disease, Copper ... Extravascular #Causes #differential ... #diagnosis #hematology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... symptomatology Differential ... • Labs: CBC, cr ... Renal #Syndrome #differential ... #diagnosis #nephrology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... respiratory drive due to neurologic ... lung diseases, pulmonary ... , pulmonary AVMs ... Failure #hypoxia #Differential
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue - Differential ... Chronic Obstructive Pulmonary ... Disease Neurologic ... • Drug Abuse (e.g ... Chronic #Fatigue #Differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... very remarkable w/differential ... in literature (NEJM ... cases (Cornelia NEJM ... them, but urgent rheumatology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
represent 'diseases' per ... on the left in order ... vascular diseases (e.g ... Diagnosis #Radiology #Pulmonary
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
: Quantitative PCR ... 50 or less: • Neurologic ... Pancreatitis • Pulmonary ... AIDS #diagnosis #differential
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
5 or elevated Cr ... Imaging: CXR- pulmonary ... initiation • Differential ... fluid overload, PCC ... diagnosis #management #hematology