10 results
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
and Evaluation ... symptoms (HA, nausea ... volume status (edema ... #EM #IM #Nephro ... Differential #Algorithm #Ddxof
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential Diagnosis ... stimulus to ADH • Pain ... • Drugs • Pulmonary ... diuretics) With edema
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential Diagnosis ... stimulus to ADH • Pain ... • Drugs • Pulmonary ... diuretics) With edema
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Diagnosis by Mechanism ... carcinoma of the lung ... hemorrhage) - Pulmonary ... SSRIs) Severe pain ... #Table #Causes
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Differential Diagnosis ... blood cells in the lung ... crackles, chest pain ... edema can be caused ... #edema #causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Diagnosis Framework ... have had prior evaluations ... did not yield a diagnosis ... Long-standing vs ... • Jaundice • Edema
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... Torsemide) • Acute pulmonary ... Kidney stones caused ... kidney disease • Liddle ... and euvolemic hyponatremia
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... and diarrhea • Hyponatremia ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Syndrome of right middle ... diarrhea, abdominal pain ... Diagnosis Of NTM ... #differential #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... breath and chest pain ... located chest pain ... Radiology #CTChest #Lung