32 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
status, and focal neurologic ... Demyelinating disease caused ... confusion, and focal neurologic ... and <25% culture positive ... InfectiousDiseases #Neurology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Reduced Excretion (IV ... potassium with ... #Hyperkalemia #Nephrology ... Diagnosis #Algorithm #Causes
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Clinical • Caused ... Immunocompromised host (HIV ... ) • Seen in HIV ... positive patients ... with CD4 < 200
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
elevation • Nausea ... Presentations: • Opportunistic ... during transient CD4 ... 14%), in which case ... opportunistic infections
Causes of Polyneuropathy - Differential Diagnosis Algorithm
 • Metabolic: DM, Hypothyroidism, CKD, Cirrhosis, Nutritional deficiency
 •
Causes of Polyneuropathy ... Hypothyroidism, CKD ... - Infectious: HIV ... Diagnosis #Algorithm #causes ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
impulse test (HIT ... ) result is positive ... with a peripheral cause ... with a central cause ... #PhysicalExam #Neurology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
osmolarity If cause ... , HIV serology, ... Rhabdo-myolysis: CK ... syndrome: troponin, CK-MB ... #causes
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
Cytomegalovirus (CMV) in HIV-AIDS ... inclusions or positive ... and CD4 50 or less ... : • Neurologic ... Retinitis (Most common cause
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus Serology ... (about 10% of cases ... immunity) - False-positive ... #HepatitisB #HBV ... #Serology #Interpretation
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia: • CKD ... potassium • Beta ... differential #diagnosis #causes ... #potassium #high ... #nephrology