8 results
Point-of-care Ultrasound for Diagnosis of Abscess in Skin and Soft Tissue Infections

1. POCUS is more accurate
Ultrasound for Diagnosis ... Tissue Infections 1. ... cellulitis in cases ... LikelihoodRatios #Accuracy #Diagnosis ... VisualAbstract #EBM
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Diagnosis Framework ... did not yield a diagnosis ... • Splenomegaly/Abscess ... Pregnancy • Diverticulitis ... malignancy • Lactase
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... to bolus these values ... / hypoxemia -> focus ... tests before beginning ... Causes of Lactate
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... from a group to assess ... / (TP + FN) = 1 ... how related two values ... #calculations #diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV 1) ... simplex virus 1 ... virus • CMV • EBV ... Arboviruses: - West ... CSF Lactate: Good
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
criteria: 1 ... positive tourniquet test ... and no apparent focus ... Intense abdominal ... classification #diagnosis
Peripelvic Cyst on Renal POCUS
60s f admitted with acute pyelonephritis, CT scan reveals no hydronephrosis/stone/abscess, continues
hydronephrosis/stone/abscess ... Cr 0.7 BUN 16 lactate ... LFTs normal Diagnosed ... Lactate up to 4.0 ... to help confirm diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
This post will focus ... /50 Rule (part 1) ... and second ribs.1 ... consider intra-abdominal ... Most commonly caused