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Dr-Yahye Osman Ali, Banaadir, Mogadishu (2026)

15/07/2025

What’s Happening Here:
• C7 Nerve Root: This nerve exits the spinal cord at the 7th cervical vertebra (C7), which is part of the neck.
• Pathway: The nerve travels from the neck, down through the shoulder, and continues along the back of the upper arm, forearm, and sometimes into the middle finger.
• Red Area: The shaded red region in the image represents the pain pathway or distribution of symptoms (pain, numbness, tingling, or weakness) when the C7 nerve is compressed or irritated — often referred to as radiculopathy.

Common Causes of a Pinched C7 Nerve:
• Herniated disc
• Degenerative disc disease
• Bone spurs (osteophytes)
• Spinal stenosis
• Trauma or poor posture

Symptoms of C7 Radiculopathy:
• Pain that radiates from the neck to the back of the arm and into the middle finger
• Triceps weakness
• Decreased triceps reflex
• Possible numbness/tingling in the middle finger

06/07/2025

♦️SEXUALLY TRANSMITTED MICROORGANISMS (STIs)♦️
🦠 Know their names. Know their forms. Stay protected.

🔬 1. HPV – Human Papillomavirus
🧬 Non-enveloped, double-stranded DNA virus
🔹 Most common STI
🔹 Linked to cervical, a**l, and pe**le cancers
🔹 Prevention: HPV vaccine (Gardasil)

🔬 2. HSV – Herpes Simplex Virus
🧬 Enveloped, double-stranded DNA virus
🌀 HSV-1 = oral herpes | HSV-2 = ge***al herpes
🔹 Painful sores, lifelong latency
🔹 Managed with antivirals like acyclovir

🔬 3. HIV – Human Immunodeficiency Virus
🧬 Enveloped, single-stranded RNA retrovirus
🔹 Attacks CD4+ T cells
🔹 Leads to AIDS if untreated
🔹 Treatment: Antiretroviral Therapy (ART)

🔬 4. Chlamydia trachomatis
🔬 Obligate intracellular, gram-negative bacteria
🔹 Often asymptomatic
🔹 Can cause infertility, PID
🔹 Treated with azithromycin/doxycycline

🔬 5. Neisseria gonorrhoeae
🔬 Gram-negative diplococci (kidney-shaped)
🔹 Causes burning urination, discharge
🔹 Can infect eyes, throat, re**um
🔹 Drug resistance is a concern

🔬 6. Treponema pallidum
🔬 Spirochete (thin, spiral-shaped), not seen on Gram stain
🔹 Causes syphilis (4 stages: primary → tertiary)
🔹 Crosses placenta → conge***al syphilis
🔹 Treated with penicillin G

🔬 7. Ureaplasma urealyticum
🔬 Cell wall-less, pleomorphic bacteria (Mollicutes group)
🔹 Causes urethritis, infertility
🔹 Part of normal flora; overgrowth causes disease
🔹 Treated with macrolides

🔬 8. Candida albicans
🔬 Gram-positive yeast (fungus)
🔹 Thick white discharge, itching
🔹 Opportunistic overgrowth
🔹 Treated with fluconazole or other antifungals

🔬 9. Trichomonas vaginalis
🔬 Motile, flagellated protozoan parasite
🔹 Frothy green discharge, itching, odor
🔹 Seen on wet mount as moving organism
🔹 Treated with metronidazole

✅ PREVENTION TIPS:
✔️ Use condoms
✔️ Get regular STI testing
✔️ Get HPV & Hep B vaccines
✔️ Practice hygiene & avoid multiple partners

📚 KNOW. TEST. TREAT. PROTECT.
🔬 Science saves lives.

*xualhealth

06/07/2025

Giardia Antigen Test

1. Objective
To detect the presence of Giardia lamblia antigens in a stool sample using an immunoassay method, aiding in the diagnosis of giardiasis.
Read more : https://earthofstory1.blogspot.com/2025/07/f***l-lactoferrin-test.html
2. Principle
The Giardia Antigen Test is typically based on an enzyme immunoassay (EIA) or immunochromatographic assay. The test detects specific antigens from Giardia lamblia in the f***l specimen. Antibodies specific to Giardia antigens are immobilized on a solid phase, and when the sample is added, the antigen binds to these antibodies. A secondary antibody with a color indicator binds to the antigen-antibody complex, resulting in a visible color change (or readout), indicating a positive test.
________________________________________
3. Materials
• Giardia Antigen Test kit (includes test devices, sample buffer, and reagents)
• Stool sample container
• Disposable gloves
• Micropipette or dropper (as per kit instructions)
• Timer
• Biohazard disposal bag
________________________________________
4. Procedure
(Note: Procedure may vary slightly depending on the test brand)
1. Collect a fresh stool sample in a clean container.
2. Add a small amount of the stool to the sample buffer tube provided in the kit and mix thoroughly.
3. Apply the recommended number of drops (typically 3–4) to the sample well of the test device.
4. Wait for the specified time (usually 10–15 minutes).
5. Read the results: a control line should appear to validate the test; the appearance of a second line indicates a positive result.
________________________________________
5. Result
• Positive: Two lines appear – one in the control region and one in the test region, indicating the presence of Giardia antigen.
• Negative: Only one line appears in the control region; no line in the test region.
• Invalid: No line appears in the control region – the test should be repeated with a new device.
________________________________________
6. Uses
• Diagnosis of giardiasis, a gastrointestinal infection caused by Giardia lamblia.
• Screening of patients with diarrhea of unknown origin.
• Surveillance in outbreak investigations or high-risk populations (e.g., travelers, campers, children in daycare).
• Confirmation of infection in asymptomatic carriers.
________________________________________
7. Conclusion
The Giardia Antigen Test is a quick, non-invasive, and reliable method for detecting Giardia lamblia antigens in stool samples. It facilitates early diagnosis and treatment of giardiasis, helping to prevent further spread and complications of the disease.

04/07/2025

Entamoeba histolytica Antigen Test
1. Objective
The objective of the test was to detect the presence of specific Entamoeba histolytica antigen in stool specimens, assisting in the diagnosis of amoebic dysentery and intestinal amoebiasis.
________________________________________
2. Principle
The test was based on the detection of E. histolytica-specific antigens using monoclonal antibodies through either an immunochromatographic (rapid card) method or ELISA. If antigens were present in the stool, they reacted with labeled antibodies to form a visible signal or color change.
________________________________________
3. Materials
• Fresh stool sample
• E. histolytica antigen test kit (ELISA or rapid card)
• Extraction buffer
• Micropipettes or dropper
• Gloves and sterile collection cup
• Incubator (for ELISA method)
• ELISA plate reader (if applicable)
Read more test : https://earthofstory1.blogspot.com/2025/07/antiphospholipid-antibody-test-eg-drvvt.html
4. Procedure (Rapid Immunochromatographic Test)
1. A portion of the stool sample was mixed with the extraction buffer.
2. Several drops of the prepared mixture were added to the sample well of the test cassette.
3. The test cassette was allowed to sit at room temperature for 10–15 minutes.
4. The presence of a test line along with a control line indicated a positive result.
________________________________________
5. Result (Example)
• Control line only: Negative
• Control + Test line: Positive
• No control line: Invalid
Example:
• Result: Positive
• Interpretation: Entamoeba histolytica antigen detected in stool — confirms amoebic infection.
________________________________________
6. Uses
• Diagnosed intestinal amoebiasis and amoebic dysentery
• Differentiated between pathogenic E. histolytica and non-pathogenic E. dispar (unlike microscopy)
• Aided in treatment decisions in patients with diarrhea and abdominal pain
________________________________________
7. Conclusion
The Entamoeba histolytica antigen test was a specific and non-invasive method for diagnosing amoebic infections. It offered more accurate detection than microscopy and helped guide appropriate therapy.

09/06/2025

𝙎𝙩𝙖𝙜𝙚𝙨 𝙤𝙛 𝙋𝙡𝙖𝙨𝙢𝙤𝙙𝙞𝙪𝙢:
1. *𝙍𝙞𝙣𝙜 𝙎𝙩𝙖𝙜𝙚*: The early stage of the parasite in the red blood cell, characterized by a ring-shaped appearance.
2. *𝙏𝙧𝙤𝙥𝙝𝙤𝙯𝙤𝙞𝙩𝙚 𝙎𝙩𝙖𝙜𝙚*: The growing stage of the parasite in the red blood cell, where it feeds on hemoglobin.
3. *𝙨𝙘𝙝𝙞𝙯𝙤𝙣𝙩 𝙨𝙩𝙖𝙜𝙚*: The stage where the parasite multiplies and divides within the red blood cell, leading to the cell's rupture.
4. *𝙂𝙖𝙢𝙚𝙩𝙤𝙘𝙮𝙩𝙚 𝙨𝙩𝙖𝙜𝙚 *: The stage where the parasite develops into male and female gametes, which can be transmitted to mosquitoes.

09/06/2025

𝙃𝙤𝙧𝙢𝙤𝙣𝙚 𝙖𝙣𝙙 𝙩𝙝𝙚𝙞𝙧 𝙛𝙪𝙣𝙘𝙩𝙞𝙤𝙣𝙨:
1. *Cortisol*
- Created: Adrenal glands
- Function: Regulates stress response, blood sugar levels, and metabolism
2. *Epinephrine (Adrenaline)*
- Created: Adrenal glands
- Function: Prepares body for "fight or flight" responses, increasing heart rate, blood pressure, and energy
3. *Estrogen*
- Created: Ovaries
- Function: Regulates female reproductive processes, such as menstruation, pregnancy, and fertility
4. *Growth Hormone*
- Created: Pituitary gland
- Function: Stimulates growth and development during childhood and adolescence
5. *Insulin*
- Created: Pancreas
- Function: Regulates blood sugar levels by facilitating glucose uptake in cells
6. *Melatonin*
- Created: Pineal gland
- Function: Regulates sleep-wake cycles
7. *Oxytocin*
- Created: Hypothalamus (released by posterior pituitary gland)
- Function: Regulates social bonding, childbirth, and milk production
8. *Progesterone*
- Created: Ovaries
- Function: Regulates female reproductive processes, such as pregnancy and menstruation
9. *Prolactin*
- Created: Pituitary gland
- Function: Regulates milk production and lactation
10. *Norepinephrine (Noradrenaline)*
- Created: Adrenal glands and nerve endings
- Function: Regulates attention, arousal, and stress response
11. *Testosterone*
- Created: Te**es
- Function: Regulates male reproductive processes, such as s***m production and secondary s*x characteristics
12. *Thyroid Hormones (T3 and T4)*
- Created: Thyroid gland
- Function: Regulate metabolism, growth, and development

- Hormones play a crucial role in regulating various bodily functions.
- Each hormone has a specific function and is produced by a specific gland or organ.
- Hormonal imbalances can lead to various health issues and disorders.

08/06/2025

DID YOU KNOW?
what you eat plays a huge part in how well your body, including your blood flow, works?

Eating certain foods can help improve how blood moves through your body and how your nerves function, both of which are super important for getting and keeping an er****on. Here are some everyday foods that could be beneficial:

1.Leafy Greens & Beetroot: Think spinach, kale, and beets! These foods help your body create something that relaxes your blood vessels, making it easier for blood to flow – exactly what's needed for er****ons.

2.Berries, Citrus Fruits, & Dark Chocolate: These are full of good stuff that helps keep your arteries healthy and improves circulation.

3.Dark chocolate, in particular, has special helpers that are great for blood flow.

4.Salmon, Tuna, & Other Fatty Fish: These fish are packed with healthy fats that are known to improve your heart and blood vessel health, and reduce swelling in the body.

5.Nuts & Seeds: Almonds, walnuts, pistachios, flaxseeds, and chia seeds offer important nutrients that help with good blood flow and overall well-being. Pistachios, specifically, have been linked to better ED symptoms in some studies.

6.Garlic & Onions: These common kitchen friends can help improve blood flow and keep your heart healthy by supporting your blood vessels and preventing them from getting stiff.

7.Watermelon: Contains a natural helper that your body can turn into something that also promotes better blood flow, similar to the benefits in nuts.

Why do these foods help?
They work by supporting your heart and blood vessels, calming down any swelling in the body, helping your blood vessels relax, and giving you key nutrients for nerve health and balance. Since ED is often connected to how well your heart and blood vessels are doing, eating a heart-healthy diet can truly help with erectile function.

08/06/2025

HIV Is No Longer a Death Sentence — It’s a Treatable Condition.

Once considered terminal, HIV is now a manageable, chronic illness — all thanks to decades of scientific progress.

🔬 In 1996, the life expectancy for someone with HIV was just 39. By 2011, it soared to 72 — nearly equal to the general population.

💊 With consistent antiretroviral therapy (ART), people with HIV can live long, healthy lives. The virus can even become undetectable — meaning it can’t be transmitted to others.

As Dr. Ray Martins says, “You can live just like someone without HIV.”

Science has delivered. Now it’s time for world leaders to ensure everyone has access to lifesaving treatment.

08/06/2025

✂️ Scientists just cut HIV out of immune cells using CRISPR!

And the cells stayed HIV-free even after re-exposure. A cure could finally be within reach.

In a groundbreaking advance, scientists have successfully used CRISPR/Cas9 gene editing to eliminate HIV-1 DNA from the genomes of human immune cells. Unlike existing treatments that suppress the virus, this method completely removes the genetic blueprint of HIV from infected T-cells.

In lab tests using cells from real patients, not only was the virus removed, but the edited cells also resisted reinfection—an unprecedented level of viral control.

The study marks a crucial step toward a potential cure for HIV. Current antiretroviral therapies require lifelong adherence and only manage the infection; stopping treatment typically allows the virus to return. By contrast, the CRISPR technique offers a permanent solution by targeting and excising the virus at the genetic level, with no observed toxicity. This breakthrough may pave the way for clinical treatments that fully eradicate HIV reservoirs in the body—long considered one of the biggest challenges in the global fight against the disease.

For more Science Updates Visit :
👉🏻 www.BlogMeto.com/category/science 👈🏻

Dr-Yahye Osman Ali

15/07/2025

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