18 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... ABG And BMP Normal ... glycol (present in IV ... D D-lactate (short ... acidosis: - Diarrhea
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
with vascular causes ... positional episodes caused ... positive hearing loss ... Hearing loss. ... Vertigo #Algorithm #differential
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... cause unknown) ... zoster virus ○ HIV ... #Differential #
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Metabolic Acidosis - Differential ... net charge) • Diarrhea ... TTKG • RTA Type IV ... #Differential #
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
, vomiting, diarrhea ... 49%) • Weight loss ... 14%), in which case ... -1 p24 core Ag - ... Phase: • The short
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... • Extrarenal loss ... biliary fistula, Diarrhea ... #differential # ... diagnosis #nephrology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
pp65 antigenemia test ... and CD4 50 or less ... : • Neurologic ... Retinitis (Most common cause ... AIDS #diagnosis #differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... disease • Pull test ... texture at bald spots ... Initial Laboratory Tests ... Dermatitis (Consider HIV
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Diarrhea B. ... Calcineurin inhibitors IV ... Loss of potential ... Metabolic #Acidosis #differential ... #nephrology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... neuropathy, fatigue, wt loss ... swelling, tenderness, loss ... pain, diarrhea ... consider IM or IV