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The Causes of Lower Back Pain - Illustrated Differential Diagnosis

#Diagnosis #LBP #LowBackPain #Differential #Causes
#Diagnosis #LBP
Low Back Pain Algorithm

- Dr. Matthew Watto 

#LowBackPain #LBP #Algorithm #Diagnosis #Management #TUNAFISH #Mnemonic #RedFlags
#LowBackPain #LBP
Low Back Pain - Differential Diagnosis Framework
 • Non-Inflammatory: Musculoligamentous, Bone-Degenerative, Bone-Fractures, Disc-Herniation
 • Inflammatory: Infection,
Low #Back #Pain #LBP
Indolent T-Lymphoblastic Proliferation (iT-LBP)
Features of iT-LBP:
 - May be seen in association with other malignancies (e.g.
Proliferation (iT-LBP ... Features of iT-LBP
Important Blood Pressure Targets in the ED
Subarachnoid Hemorrhage: 
    SBP < 140 -
Hemorrhage: SBP ... < 185, DBP < 110 ... < 180, DBP < 105 ... : ↓BP by 15% over ... (SBP>70-90, MAP
Acute-phase Reactants Synthesized in the Liver 
Positive acute-phase reactants (concentrations increase with acute inflammation)
 - Immune-related
Lipopolysaccharide-binding protein (LBP ... Retinol-binding protein (RBP
Blood pressure management in acute ischemic stroke - Timeline
Candidate for tPA:
 - Goal SBP <185 AND
for tPA: - Goal SBP ... <185 AND DBP <110 ... Hypertension: Goal SBP ... <220 AND DBP <120
Blood Pressure Targets in Hypertensive Crisis

Timeline:
1 hour: ↓ MAP by 25%, Maintain DBP ≥ 100 mmHg
2-6
25%, Maintain DBP ... Titrate To Goal SBP ... 160 mmHg & DBP ... hours: Maintain SBP ... <160 mmHg & DBP
Hypertensive Disorders of Pregnancy
Chronic Hypertension:
 • Guidelines as SBP ≥130 or DBP ≥ 90 mmHg
 •
Guidelines as SBP ... ≥130 or DBP ≥ 90 ... ≥ 140 or DBP ≥ ... ≥ 140 or DBP ≥ ... ≥ 160 or DBP
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
low back pain (LBP