13 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Diagnosis Algorithm ... • Burns • Diarrhea ... Pulmonary Disease ... #Causes #Hematology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Congenital chloride diarrhea ... diarrhea, Kidney ... • Normal acid-base
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... Diagnosis Algorithm ... Osmotic diuresis (see ... loss • Watery Diarrhea ... ICU patients • Fever
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Dermatomyositis Erythema chronicum ... • Rheumatic fever ... on erythematous base ... #skin #rashes #differential ... #diagnosis #rheumatology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Diagnosis Algorithm ... GI Absorption: Chronic ... Diarrhea, Antacids ... inhibitor, Estrogen based
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... diarrhea • Kidney ... poisoning Normal acid-base ... Chloride #urine #Algorithm ... #nephrology #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... acidosis: - Diarrhea ... Anxiety, pain, fever ... Classically” noted with pulmonary ... bloodgas #Acid #Base
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... Diagnosis Algorithm ... Bronchitis • Chronic ... Diarrhea • Giardia ... #Causes #Hematology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Abdominal pain, chronic ... diarrhea, cytopenias ... vomiting, and diarrhea ... Infections #HIV #AIDS #pulmonary
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
acute rheumatic fever ... • Chronic - Think ... = RA, SLE, psoriatic ... Joint #Pain #MSK #rheumatology ... approach #workup #differential