13 results
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Chronic Abdominal ... have had prior evaluations ... Red Flags: • Fever ... /AMI • PUD • ... poisoning • Celiac
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
and Evaluation ... onset (acute vs. chronic ... , liver, renal disease ... #EM #IM #Nephro ... Differential #Algorithm #Ddxof
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
uncharacterized fevers ... Consider BCx, CSF evaluation ... as 5-10% bacteremic ... #Peds #EM #Classification ... #Ddxof
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... certain foods or meds ... colonoscopy), Abdominal ... disease Inflammatory ... differential #testing #evaluation
Renal Cell Carcinoma (RCC) - Diagnosis and Management Summary
Clinical features - Classic triad (flank pain, hematuria,
Carcinoma (RCC) - Diagnosis ... and a palpable abdominal ... (CLOT COLIC) 4 ... night sweats, fever ... with contrast Evaluation
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... , fever, joint pain ... , weight loss, abdominal ... Lymphadenopathy • HSM • Fevers ... Hematology #Oncology #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... - GI tract: abdominal ... Coronary arteries - Fever ... Vasculitis: • Fevers ... Supply gut -> abdominal
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
insufficiency - Celiac ... • Low-grade fever ... Nausea/vomiting • Abdominal ... pain • Back pain ... Serum DHEAS Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
multiplex • GI tract: Abdominal ... pain • HTN • ... Eosinophilia, asthma, chronic ... gut involvement, abdominal ... pain and GN Anti-GBM
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Immunocompromised status • Chronic ... encounters due to NTM: Chronic ... patients such as ... enzymes, diarrhea, abdominal ... pain, hepatomegaly